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CVE PROGRAM SOURCE RECORD4.3 Medium

CVE-2026-70427

Jenkins 2.575 and earlier, LTS 2.568.1 and earlier does not safely handle symbolic links with effectively empty names during the extraction of `.tar` and `.tar.gz` archives, allowi

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Status
Published
Published
Updated
Assigning organization
jenkins

Description

Jenkins 2.575 and earlier, LTS 2.568.1 and earlier does not safely handle symbolic links with effectively empty names during the extraction of `.tar` and `.tar.gz` archives, allowing attackers able to control agent processes to provide crafted archives to the controller to write files to arbitrary locations on the file system, restricted only by file system access permissions of the user running Jenkins.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Jenkins Project Jenkins

Default version status: affected

  • 2.576 to < *unaffected
  • 2.568.2 to < 2.568.*unaffected

References