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CVE-2026-58527

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an authorized attacker to elevate privileges locally.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:64f83541ca5ab9a12325769a74b08e0695313181e5f7a3955e497e0293fb0e88
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 6 assertions

{"platforms":["ARM64-based Systems","x64-based Systems"],"product":"Windows 11 version 26H1","vendor":"Microsoft","versions":[{"lessThan":"10.0.28000.2525","status":"affected","version":"10.0.28000.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/2

{"platforms":["ARM64-based Systems","x64-based Systems"],"product":"Windows 11 Version 24H2","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.8875","status":"affected","version":"10.0.26100.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/0

{"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:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/5

{"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:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/3

{"platforms":["ARM64-based Systems","x64-based Systems"],"product":"Windows 11 Version 25H2","vendor":"Microsoft","versions":[{"lessThan":"10.0.26200.8875","status":"affected","version":"10.0.26200.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/1

{"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:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/4

Affected products and versions

6 source assertions
{"platforms":["ARM64-based Systems","x64-based Systems"],"product":"Windows 11 version 26H1","vendor":"Microsoft","versions":[{"lessThan":"10.0.28000.2525","status":"affected","version":"10.0.28000.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/2
{"platforms":["ARM64-based Systems","x64-based Systems"],"product":"Windows 11 Version 24H2","vendor":"Microsoft","versions":[{"lessThan":"10.0.26100.8875","status":"affected","version":"10.0.26100.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/0
{"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:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/5
{"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:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/3
{"platforms":["ARM64-based Systems","x64-based Systems"],"product":"Windows 11 Version 25H2","vendor":"Microsoft","versions":[{"lessThan":"10.0.26200.8875","status":"affected","version":"10.0.26200.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/1
{"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:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/affected/4

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-362","description":"CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')","lang":"en-US","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"Windows Runtime Elevation of Privilege Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58527"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aa47369c80e5f587a2ca02f245e2956e386f311a306a4d1804457621d4c0a540 · sha256:0a3bffcf589a11f5… · /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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