Gitoxide before 0.42.0 Denial of Service via Crafted Commit-Graph File
CVE-2026-123533
Summary
Server-side request forgery (ssrf) in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
Products covered
Microsoft Exchange Server Subscription Edition RTM
Microsoft Exchange Server 2019 Cumulative Update 15
Microsoft Exchange Server 2016 Cumulative Update 23
Microsoft Exchange Server 2019 Cumulative Update 14
Remediation
Install KB5103212. Install KB5103213. Install KB5103215. Install KB5103214.
Vendor-listed fixes
15.02.2562.045
15.02.1748.048
15.01.2507.071
15.02.1544.043
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.