CVE-2026-45460 json
Microsoft Office Information Disclosure Vulnerability
published 2026-06-09 5 mo ago modified 2026-09-24 46 d ago also EUVD-2026-35670
- cvss
- 4.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 31%
- public exploits
- 0
- none known
Summary
Buffer over-read in Microsoft Office allows an unauthorized attacker to disclose information locally.
Patch / fix
- Microsoft Microsoft Office 365 for Mac 16.110.26061317
- Microsoft Microsoft Office for Android 16.0.20131.20024
- Microsoft Microsoft Office LTSC for Mac 2021 16.110.26061317
- Microsoft Microsoft Office LTSC for Mac 2024 16.110.26061317
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 4 mo ago
Exploit prediction
0.37% chance of exploitation in the next 30 days, higher than 31% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.7 | CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C |
| CNA | 3.1 | 4.7 | CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N |
Affected products
- Microsoft Microsoft 365 Apps for Enterprise
- Microsoft Microsoft Office 2019
- Microsoft Microsoft Office 365 for Mac
- Microsoft Microsoft Office for Android
- Microsoft Microsoft Office LTSC 2021
- Microsoft Microsoft Office LTSC 2024
- Microsoft Microsoft Office LTSC for Mac 2021
- Microsoft Microsoft Office LTSC for Mac 2024
Classification
- Weakness
-
- CWE-126 Buffer Over-read
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2026-45460
vendor-advisory, patch
Sources
- CVE List CVE-2026-45460
- NVD CVE-2026-45460
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