CVE-2026-109375Vercel deepsec before 1.1.17 Arbitrary File Write via Symlink in Sandbox Tarball Extraction

Beschreibung

Vercel deepsec from 0.1.0 before 1.1.17 contains a link following vulnerability in extractTarballLocally that allows sandboxed code to write files outside the sandbox by planting links in result tarballs. Attackers controlling sandbox code, such as a prompt-injected coding agent, can plant symbolic or hard links in the host data directory to write arbitrary files on the orchestrator host.

Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.

Betroffene Produkte und Versionen

Referenzen und Patches

• GitHub Pull Request #46 issue-trackingpatch
• GitHub Pull Request #47 patchissue-tracking
• Patch Commit patch
• https://github.com/vercel-labs/deepsec product
• VulnCheck Advisory: Vercel deepsec before 1.1.17 Arbitrary File Write via Symlink in Sandbox Tarball Extraction third-party-advisory