CVE-2026-33001

ADVISORY - github

Summary

Jenkins 2.554 and earlier, LTS 2.541.2 and earlier does not safely handle symbolic links during the extraction of .tar and .tar.gz archives, allowing crafted archives to write files to arbitrary locations on the filesystem, restricted only by file system access permissions of the user running Jenkins. This can be exploited to deploy malicious scripts or plugins on the controller by attackers with Item/Configure permission, or able to control agent processes.

EPSS Score⁠: 0.00005 (0.002)

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-59⁠

Improper Link Resolution Before File Access ('Link Following')

ADVISORY - github

CWE-59⁠

Improper Link Resolution Before File Access ('Link Following')

CWE-61⁠

UNIX Symbolic Link (Symlink) Following

ADVISORY - redhat

CWE-22⁠

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

Impacted images

Advisories

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