CVE-2026-70281 json
Microsoft Office Outlook Information Disclosure Vulnerability
published 2026-10-13 26 d ago modified 2026-10-31 8 d ago also EUVD-2026-100168
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
Out-of-bounds read in Microsoft Office Outlook allows an unauthorized attacker to disclose information over a network.
Patch / fix
- Microsoft Microsoft Office 365 for Mac 16.114.26101123
- Microsoft Microsoft Office LTSC 2021 16.0.14334.20974
- Microsoft Microsoft Office LTSC 2024 16.0.17932.21056
- Microsoft Microsoft Office LTSC for Mac 2021 16.114.26101123
- Microsoft Microsoft Office LTSC for Mac 2024 16.114.26101123
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 26 d ago
Exploit prediction
1.12% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C |
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Microsoft Microsoft 365 Apps for Enterprise
- Microsoft Microsoft Office 365 for Mac
- 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-125 Out-of-bounds Read
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2026-70281
vendor-advisory, patch
Sources
- CVE List CVE-2026-70281
- NVD CVE-2026-70281
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