Gitoxide before 0.42.0 Denial of Service via Crafted Commit-Graph File
CVE-2026-123533
Summary
Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code locally.
Products covered
Microsoft Office 365 for Mac
Microsoft SharePoint Enterprise Server 2016
Microsoft SharePoint Server 2019
Microsoft Office 2019 for 32-bit editions
Microsoft Office 2019 for 64-bit editions
Microsoft 365 Apps for Enterprise for 32-bit Systems
Microsoft 365 Apps for Enterprise for 64-bit Systems
Microsoft Office LTSC for Mac 2021
Show 8 more products
Microsoft Office LTSC 2021 for 64-bit editions
Microsoft Office LTSC 2021 for 32-bit editions
Microsoft SharePoint Server Subscription Edition
Microsoft Office LTSC 2024 for 32-bit editions
Microsoft Office LTSC 2024 for 64-bit editions
Microsoft Office LTSC for Mac 2024
Microsoft Word 2016 (32-bit edition)
Microsoft Word 2016 (64-bit edition)
Remediation
Release Notes Click to Run Install KB5002880. Install KB5002881. Install KB5002874. Install KB5002876. Install KB5002873. Install KB5002879.
Vendor-listed fixes
16.110.26061317
16.0.5556.1005
16.0.5556.1002
16.0.10417.20153
https://aka.ms/OfficeSecurityReleases
16.0.19725.20384
16.0.5556.1000
CVEs in this advisory 1
Updates
- Published by Microsoft Security Response Center
The publication date reported by the vendor.
- Updated by Microsoft Security Response Center
The vendor changed the advisory after it was first published.
- Added to SecurityAlert
We collected the advisory from the official source.
- Confirmed at the source
Our collector saw this advisory during a later source check.