high8.8
CVE-2026-114094
Dulwich before 1.2.9 fails to validate DOS drive letter prefixes in Git tree path elements on Windows, allowing arbitrary file write.
Impact
Dulwich before 1.2.9 fails to validate DOS drive letter prefixes in Git tree path elements on Windows, allowing arbitrary file write. Attackers can craft a malicious repository with a tree entry named 'C:' that bypasses NTFS validation and writes files outside the worktree to achieve remote code execution.
Affected products
| Product | Affected versions |
|---|---|
| Dulwich | before 1.2.9 |
Versions were read from the advisory text. No structured product data has been published for this record yet.