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CVE-2026-117617EUVD-2026-112182GHSA-P6WG-QJMQ-CVGH

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier checks for symbolic links in the path of an extracted file only before creating its paren

Published
Last modified
published
Not listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub

Summary

Jenkins, the open-source automation server, is affected by this vulnerability. An attacker with Item/Configure permission could exploit a time-of-check/time-of-use flaw in archive extraction to write files to arbitrary locations on the Jenkins controller's file system.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier checks for symbolic links in the path of an extracted file only before creating its parent directories, not immediately before writing it, and allows symbolic links in artifacts to replace existing files or empty directories, allowing attackers with Item/Configure permission to write files to arbitrary locations on the Jenkins controller file system.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • Jenkins Project Jenkins

    Version range not reported

References 1

jenkins.io