PT-2026-120220 · Jelmer · Dulwich

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CVE-2026-114094

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Published

2026-10-21

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Updated

2026-10-21

CVSS v3.1

8.8

High

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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.

Fix

Path traversal

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Weakness Enumeration

Related Identifiers

CVE-2026-114094

Affected Products

Dulwich