VDB
msrc_CVE-2026-42831
msrc_CVE-2026-42831
PUBLISHED
CVSS 7.800000190734863 HIGH
Risk Scores
CVSS 3.1
7.800000190734863
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
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft Office for Android 16.0.19822.20190 | ||
| Microsoft Office LTSC for Mac 2024 <16.109.26051019 | ||
| Microsoft Office LTSC for Mac 2021 16.109.26051019 | ||
| Microsoft Office for Android <16.0.19822.20190 | ||
| Microsoft Office LTSC for Mac 2024 16.109.26051019 | ||
| Microsoft Office LTSC for Mac 2021 <16.109.26051019 |
Exploit Intelligence
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42831 (circl)
- https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-42831.json (circl)
- https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1 (circl)
- https://support.microsoft.com/lifecycle (circl)
- https://www.first.org/cvss (circl)
- https://go.microsoft.com/fwlink/p/?linkid=831049 (circl)
- https://support.google.com/googleplay/answer/113412?hl=en (circl)
Timeline
- May 12, 2026 CVE Published
- May 13, 2026 Security Advisory
- May 13, 2026 Security Advisory
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42831 advisory
- https://msrc.microsoft.com/csaf/advisories/2026/msrc_cve-2026-42831.json advisory
- https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1 url
- https://support.microsoft.com/lifecycle url
- https://www.first.org/cvss url
- https://go.microsoft.com/fwlink/p/?linkid=831049 fix
- https://support.google.com/googleplay/answer/113412?hl=en fix