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CVE-2026-50304

Stack-based buffer overflow in Active Directory Federation Services allows an unauthorized attacker to deny service over a network.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c13e8d0107f470a0f8c3264ae707ca057c0492ea21e27b3dd513480d69bdb713
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 19 assertions

{"platforms":["x64-based Systems"],"product":"Windows Server 2016 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9339","status":"affected","version":"10.0.14393.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/13

{"platforms":["Windows Server 2012","Windows Server 2012 (Server Core installation)","Windows Server 2012 R2","Windows Server 2012 R2 (Server Core installation)"],"product":"Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2","vendor":"Microsoft","versions":[{"lessThan":"4.7.4143.0","status":"affected","version":"4.7.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/3

{"platforms":["x64-based Systems"],"product":"Windows Server 2012 R2","vendor":"Microsoft","versions":[{"lessThan":"6.3.9600.23291","status":"affected","version":"6.3.9600.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/10

{"platforms":["x64-based Systems"],"product":"Windows Server 2022","vendor":"Microsoft","versions":[{"lessThan":"10.0.20348.5386","status":"affected","version":"10.0.20348.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/16

{"platforms":["32-bit Systems","x64-based Systems"],"product":"Windows 10 Version 1809","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9020","status":"affected","version":"10.0.17763.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/7

{"platforms":["Windows 11 Version 26H1 for ARM64-based Systems","Windows 11 version 26H1 for x64-based Systems"],"product":"Microsoft .NET Framework 4.8.1","vendor":"Microsoft","versions":[{"lessThan":"4.8.9340.0","status":"affected","version":"4.8.0.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/5

{"platforms":["x64-based Systems"],"product":"Windows Server 2019 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9020","status":"affected","version":"10.0.17763.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/15

{"platforms":["x64-based Systems"],"product":"Windows Server 2012 R2 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"6.3.9600.23291","status":"affected","version":"6.3.9600.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/11

{"platforms":["x64-based Systems"],"product":"Windows Server 2025","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.33158","status":"affected","version":"10.0.26100.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/17

{"platforms":["x64-based Systems"],"product":"Windows Server 2012","vendor":"Microsoft","versions":[{"lessThan":"6.2.9200.26226","status":"affected","version":"6.2.9200.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/8

{"platforms":["Windows 10 Version 1607 for 32-bit Systems","Windows 10 Version 1607 for x64-based Systems","Windows 10 Version 1809 for 32-bit Systems","Windows 10 Version 1809 for x64-based Systems","Windows Server 2016","Windows Server 2016 (Server Core installation)","Windows Server 2019","Windows Server 2019 (Server Core installation)"],"product":"Microsoft .NET Framework 3.5 AND 4.7.2","vendor":"Microsoft","versions":[{"lessThan":"2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0","status":"affected","version":"4.7.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/0

{"platforms":["32-bit Systems","x64-based Systems"],"product":"Windows 10 Version 1607","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9339","status":"affected","version":"10.0.14393.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/6

{"platforms":["x64-based Systems"],"product":"Windows Server 2019","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9020","status":"affected","version":"10.0.17763.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/14

{"platforms":["x64-based Systems"],"product":"Windows Server 2025 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.33158","status":"affected","version":"10.0.26100.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/18

{"platforms":["x64-based Systems"],"product":"Windows Server 2016","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9339","status":"affected","version":"10.0.14393.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/12

{"platforms":["Windows 10 Version 21H2 for 32-bit Systems","Windows 10 Version 21H2 for ARM64-based Systems","Windows 10 Version 21H2 for x64-based Systems","Windows 10 Version 22H2 for 32-bit Systems","Windows 10 Version 22H2 for ARM64-based Systems","Windows 10 Version 22H2 for x64-based Systems","Windows 11 Version 23H2 for ARM64-based Systems","Windows 11 Version 23H2 for x64-based Systems","Windows 11 Version 24H2 for ARM64-based Systems","Windows 11 Version 24H2 for x64-based Systems","Windows 11 Version 25H2 for ARM64-based Systems","Windows 11 Version 25H2 for x64-based Systems","Windo…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/2

{"platforms":["Windows 10 Version 1809 for 32-bit Systems","Windows 10 Version 1809 for x64-based Systems","Windows 10 Version 21H2 for 32-bit Systems","Windows 10 Version 21H2 for ARM64-based Systems","Windows 10 Version 21H2 for x64-based Systems","Windows 10 Version 22H2 for 32-bit Systems","Windows 10 Version 22H2 for ARM64-based Systems","Windows 10 Version 22H2 for x64-based Systems","Windows Server 2019","Windows Server 2019 (Server Core installation)","Windows Server 2022","Windows Server 2022 (Server Core installation)"],"product":"Microsoft .NET Framework 3.5 AND 4.8","vendor":"Micro…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/1

{"platforms":["x64-based Systems"],"product":"Windows Server 2012 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"6.2.9200.26226","status":"affected","version":"6.2.9200.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/9

{"platforms":["Windows 10 Version 1607 for 32-bit Systems","Windows 10 Version 1607 for x64-based Systems","Windows Server 2012","Windows Server 2012 (Server Core installation)","Windows Server 2012 R2","Windows Server 2012 R2 (Server Core installation)","Windows Server 2016","Windows Server 2016 (Server Core installation)"],"product":"Microsoft .NET Framework 4.8","vendor":"Microsoft","versions":[{"lessThan":"4.8.4803.0","status":"affected","version":"4.8.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/4

Affected products and versions

19 source assertions
{"platforms":["x64-based Systems"],"product":"Windows Server 2016 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9339","status":"affected","version":"10.0.14393.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/13
{"platforms":["Windows Server 2012","Windows Server 2012 (Server Core installation)","Windows Server 2012 R2","Windows Server 2012 R2 (Server Core installation)"],"product":"Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2","vendor":"Microsoft","versions":[{"lessThan":"4.7.4143.0","status":"affected","version":"4.7.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/3
{"platforms":["x64-based Systems"],"product":"Windows Server 2012 R2","vendor":"Microsoft","versions":[{"lessThan":"6.3.9600.23291","status":"affected","version":"6.3.9600.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/10
{"platforms":["x64-based Systems"],"product":"Windows Server 2022","vendor":"Microsoft","versions":[{"lessThan":"10.0.20348.5386","status":"affected","version":"10.0.20348.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/16
{"platforms":["32-bit Systems","x64-based Systems"],"product":"Windows 10 Version 1809","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9020","status":"affected","version":"10.0.17763.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/7
{"platforms":["Windows 11 Version 26H1 for ARM64-based Systems","Windows 11 version 26H1 for x64-based Systems"],"product":"Microsoft .NET Framework 4.8.1","vendor":"Microsoft","versions":[{"lessThan":"4.8.9340.0","status":"affected","version":"4.8.0.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/5
{"platforms":["x64-based Systems"],"product":"Windows Server 2019 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9020","status":"affected","version":"10.0.17763.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/15
{"platforms":["x64-based Systems"],"product":"Windows Server 2012 R2 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"6.3.9600.23291","status":"affected","version":"6.3.9600.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/11
{"platforms":["x64-based Systems"],"product":"Windows Server 2025","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.33158","status":"affected","version":"10.0.26100.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/17
{"platforms":["x64-based Systems"],"product":"Windows Server 2012","vendor":"Microsoft","versions":[{"lessThan":"6.2.9200.26226","status":"affected","version":"6.2.9200.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/8
{"platforms":["Windows 10 Version 1607 for 32-bit Systems","Windows 10 Version 1607 for x64-based Systems","Windows 10 Version 1809 for 32-bit Systems","Windows 10 Version 1809 for x64-based Systems","Windows Server 2016","Windows Server 2016 (Server Core installation)","Windows Server 2019","Windows Server 2019 (Server Core installation)"],"product":"Microsoft .NET Framework 3.5 AND 4.7.2","vendor":"Microsoft","versions":[{"lessThan":"2.0.50727.9069 & 3.0.30729.9067 & 4.7.4143.0","status":"affected","version":"4.7.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/0
{"platforms":["32-bit Systems","x64-based Systems"],"product":"Windows 10 Version 1607","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9339","status":"affected","version":"10.0.14393.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/6
{"platforms":["x64-based Systems"],"product":"Windows Server 2019","vendor":"Microsoft","versions":[{"lessThan":"10.0.17763.9020","status":"affected","version":"10.0.17763.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/14
{"platforms":["x64-based Systems"],"product":"Windows Server 2025 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.33158","status":"affected","version":"10.0.26100.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/18
{"platforms":["x64-based Systems"],"product":"Windows Server 2016","vendor":"Microsoft","versions":[{"lessThan":"10.0.14393.9339","status":"affected","version":"10.0.14393.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/12
{"platforms":["Windows 10 Version 21H2 for 32-bit Systems","Windows 10 Version 21H2 for ARM64-based Systems","Windows 10 Version 21H2 for x64-based Systems","Windows 10 Version 22H2 for 32-bit Systems","Windows 10 Version 22H2 for ARM64-based Systems","Windows 10 Version 22H2 for x64-based Systems","Windows 11 Version 23H2 for ARM64-based Systems","Windows 11 Version 23H2 for x64-based Systems","Windows 11 Version 24H2 for ARM64-based Systems","Windows 11 Version 24H2 for x64-based Systems","Windows 11 Version 25H2 for ARM64-based Systems","Windows 11 Version 25H2 for x64-based Systems","Windo…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/2
{"platforms":["Windows 10 Version 1809 for 32-bit Systems","Windows 10 Version 1809 for x64-based Systems","Windows 10 Version 21H2 for 32-bit Systems","Windows 10 Version 21H2 for ARM64-based Systems","Windows 10 Version 21H2 for x64-based Systems","Windows 10 Version 22H2 for 32-bit Systems","Windows 10 Version 22H2 for ARM64-based Systems","Windows 10 Version 22H2 for x64-based Systems","Windows Server 2019","Windows Server 2019 (Server Core installation)","Windows Server 2022","Windows Server 2022 (Server Core installation)"],"product":"Microsoft .NET Framework 3.5 AND 4.8","vendor":"Micro…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/1
{"platforms":["x64-based Systems"],"product":"Windows Server 2012 (Server Core installation)","vendor":"Microsoft","versions":[{"lessThan":"6.2.9200.26226","status":"affected","version":"6.2.9200.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/9
{"platforms":["Windows 10 Version 1607 for 32-bit Systems","Windows 10 Version 1607 for x64-based Systems","Windows Server 2012","Windows Server 2012 (Server Core installation)","Windows Server 2012 R2","Windows Server 2012 R2 (Server Core installation)","Windows Server 2016","Windows Server 2016 (Server Core installation)"],"product":"Microsoft .NET Framework 4.8","vendor":"Microsoft","versions":[{"lessThan":"4.8.4803.0","status":"affected","version":"4.8.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/affected/4

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-121","description":"CWE-121: Stack-based Buffer Overflow","lang":"en-US","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"Windows Active Directory Federation Services Denial of Service Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50304"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:4aabb9b2def31409977b0020f9a2168238bd4a93b27663698337ea46f384143d · sha256:099ca5361c753683… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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