Description
Dulwich from 0.22.5 before 1.2.8 contains a path traversal vulnerability in stash.py pop() that allows attackers to write arbitrary files outside the worktree through intermediate directory symlinks. Attackers can craft a malicious repository whose popped stash writes a payload into .git/hooks/post-checkout, achieving code execution on the next checkout.
Published: 2026-10-21
Score: 7.3 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 21 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Description Dulwich from 0.22.5 before 1.2.8 contains a path traversal vulnerability in stash.py pop() that allows attackers to write arbitrary files outside the worktree through intermediate directory symlinks. Attackers can craft a malicious repository whose popped stash writes a payload into .git/hooks/post-checkout, achieving code execution on the next checkout.
Title Dulwich 0.22.5 before 1.2.8 Path Traversal via Stash Pop Symlinks
First Time appeared Dulwich Project
Dulwich Project dulwich
Weaknesses CWE-22
CPEs cpe:2.3:a:dulwich_project:dulwich:*:*:*:*:*:*:*:*
Vendors & Products Dulwich Project
Dulwich Project dulwich
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 7.3, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Subscriptions

Dulwich Project Dulwich
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-21T00:37:01.150Z

Reserved: 2026-10-20T21:46:55.741Z

Link: CVE-2026-114098

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-21T01:17:35.263

Modified: 2026-10-21T01:17:35.387

Link: CVE-2026-114098

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-22

    Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')