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CVE-2026-45486

Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:25cc6ad632d2eadcd0ade2d099de521c4a6811c3cd36472c9ea19fbae4c57c3d
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 4 assertions

{"product":"Microsoft Office LTSC for Mac 2024","vendor":"Microsoft","versions":[{"lessThan":"16.110.26061317","status":"affected","version":"16.0.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /containers/cna/affected/3

{"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:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /containers/cna/affected/0

{"product":"Microsoft Office LTSC for Mac 2021","vendor":"Microsoft","versions":[{"lessThan":"16.110.26061317","status":"affected","version":"16.0.1","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /containers/cna/affected/2

{"product":"Microsoft Office 365 for Mac","vendor":"Microsoft","versions":[{"lessThan":"16.110.26061317","status":"affected","version":"1.0.0","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /containers/cna/affected/1

Affected products and versions

4 source assertions
{"product":"Microsoft Office LTSC for Mac 2024","vendor":"Microsoft","versions":[{"lessThan":"16.110.26061317","status":"affected","version":"16.0.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /containers/cna/affected/3
{"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:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /containers/cna/affected/0
{"product":"Microsoft Office LTSC for Mac 2021","vendor":"Microsoft","versions":[{"lessThan":"16.110.26061317","status":"affected","version":"16.0.1","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /containers/cna/affected/2
{"product":"Microsoft Office 365 for Mac","vendor":"Microsoft","versions":[{"lessThan":"16.110.26061317","status":"affected","version":"1.0.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-416","description":"CWE-416: Use After Free","lang":"en-US","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /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-2026-45486"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e22744400a9acef27bfe85db51ef8e08b05d90ec3a9e9be9ebdfe6fc1fe19502 · sha256:de10a7af4a6d01ab… · /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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