CVE-2026-114098

NameCVE-2026-114098
DescriptionDulwich 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.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
dulwich (PTS)bookworm0.21.2-1vulnerable
trixie0.22.7-1vulnerable
forky, sid1.2.17-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
dulwichsource(unstable)1.2.8-1

Notes

https://github.com/jelmer/dulwich/security/advisories/GHSA-cm62-gvxx-vmxx

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