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CVE-2026-40364

Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:57c21ed0d8e55cfd757ee413acee6f10fad0683d46359c1b097a6d3b22ba9f1a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 7 assertions

{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft 365 Apps for Enterprise","vendor":"Microsoft","versions":[{"lessThan":"https://aka.ms/OfficeSecurityReleases","status":"affected","version":"16.0.1","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/0

{"product":"Microsoft Office LTSC for Mac 2021","vendor":"Microsoft","versions":[{"lessThan":"16.109.26051019","status":"affected","version":"16.0.1","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/4

{"product":"Microsoft Office LTSC for Mac 2024","vendor":"Microsoft","versions":[{"lessThan":"16.109.26051019","status":"affected","version":"16.0.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/5

{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Office LTSC 2024","vendor":"Microsoft","versions":[{"lessThan":"https://aka.ms/OfficeSecurityReleases","status":"affected","version":"16.0.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/3

{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Office LTSC 2021","vendor":"Microsoft","versions":[{"lessThan":"https://aka.ms/OfficeSecurityReleases","status":"affected","version":"16.0.1","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/2

{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Word 2016","vendor":"Microsoft","versions":[{"lessThan":"16.0.5552.1000","status":"affected","version":"16.0.1","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/6

{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Office 2019","vendor":"Microsoft","versions":[{"lessThan":"https://aka.ms/OfficeSecurityReleases","status":"affected","version":"19.0.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/1
cwe · 3 assertions

{"cweId":"CWE-908","description":"CWE-908: Use of Uninitialized Resource","lang":"en-US","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/problemTypes/0/descriptions/1

{"cweId":"CWE-122","description":"CWE-122: Heap-based Buffer Overflow","lang":"en-US","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/problemTypes/0/descriptions/2

{"cweId":"CWE-843","description":"CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')","lang":"en-US","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

7 source assertions
{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft 365 Apps for Enterprise","vendor":"Microsoft","versions":[{"lessThan":"https://aka.ms/OfficeSecurityReleases","status":"affected","version":"16.0.1","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/0
{"product":"Microsoft Office LTSC for Mac 2021","vendor":"Microsoft","versions":[{"lessThan":"16.109.26051019","status":"affected","version":"16.0.1","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/4
{"product":"Microsoft Office LTSC for Mac 2024","vendor":"Microsoft","versions":[{"lessThan":"16.109.26051019","status":"affected","version":"16.0.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/5
{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Office LTSC 2024","vendor":"Microsoft","versions":[{"lessThan":"https://aka.ms/OfficeSecurityReleases","status":"affected","version":"16.0.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/3
{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Office LTSC 2021","vendor":"Microsoft","versions":[{"lessThan":"https://aka.ms/OfficeSecurityReleases","status":"affected","version":"16.0.1","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/2
{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Word 2016","vendor":"Microsoft","versions":[{"lessThan":"16.0.5552.1000","status":"affected","version":"16.0.1","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/6
{"platforms":["32-bit Systems","x64-based Systems"],"product":"Microsoft Office 2019","vendor":"Microsoft","versions":[{"lessThan":"https://aka.ms/OfficeSecurityReleases","status":"affected","version":"19.0.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.4,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/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:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

3 source assertions
{"cweId":"CWE-908","description":"CWE-908: Use of Uninitialized Resource","lang":"en-US","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/problemTypes/0/descriptions/1
{"cweId":"CWE-122","description":"CWE-122: Heap-based Buffer Overflow","lang":"en-US","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/problemTypes/0/descriptions/2
{"cweId":"CWE-843","description":"CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')","lang":"en-US","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /containers/cna/problemTypes/0/descriptions/0

Source references

1 source assertion
{"name":"Microsoft Word Remote Code Execution Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40364"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:60485b4d7e637c8c92df685d2592bb37db180b5b30be71bd2a2bc7482730d368 · sha256:cdedca1bff92764a… · /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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