CVE-2026-88183
Affected Microsoft products: Microsoft Office LTSC for Mac 2021, Microsoft Office LTSC 2024 for 64-bit editions, Microsoft Office 365 for Mac, Microsoft Office LTSC fo…
Published Oct 13, 2026 · updated Oct 13, 2026 · Microsoft Microsoft 365
Affected Microsoft products: Microsoft Office LTSC for Mac 2021, Microsoft Office LTSC 2024 for 64-bit editions, Microsoft Office 365 for Mac, Microsoft Office LTSC for Mac 2024, Microsoft Office LTSC 2024 for 32-bit editions, Microsoft Office LTSC 2021 for 64-bit editions, Microsoft Office LTSC 2021 for 32-bit editions.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Oct 13, 2026 · Microsoft Security Update Guide
Detected
Affected Microsoft products: Microsoft Office LTSC for Mac 2021, Microsoft Office LTSC 2024 for 64-bit editions, Microsoft Office 365 for Mac, Microsoft Office LTSC for Mac 2024, Microsoft Office LTSC 2024 for 32-bit editions, Microsoft Office LTSC 2021 for 64-bit editions, Microsoft Office LTSC 2021 for 32-bit editions.
Affected
- microsoft Microsoft Office 365 for Macversion unspecified
- microsoft Microsoft Office LTSC 2021 for 32-bit editionsversion unspecified
- microsoft Microsoft Office LTSC 2021 for 64-bit editionsversion unspecified
- microsoft Microsoft Office LTSC 2024 for 32-bit editionsversion unspecified
- microsoft Microsoft Office LTSC 2024 for 64-bit editionsversion unspecified
- microsoft Microsoft Office LTSC for Mac 2021version unspecified
- microsoft Microsoft Office LTSC for Mac 2024version unspecified
Sources
- Microsoft Security Update GuideVendor advisoryCVE-2026-88183
Microsoft Office LTSC for Mac 2021, Microsoft Office LTSC 2024 for 64-bit editions, Microsoft Office 365 for Mac, Microsoft Office LTSC for Mac 2024
msrc.microsoft.com