MEDIUMVulnerability
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, 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.
Properties
- severity
- MEDIUM
- score
- 4.3
- cve_id
- CVE-2026-70427
- vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- published_at
- 2026-08-05T18:17:12.353
- last_modified
- 2026-08-31T19:34:59.477
Related Entities (2)
HAS_WEAKNESS (1)
→[Weakness]Improper Link Resolution Before File Access ('Link Following')
DESCRIBED_BY (1)
→[Source]NVD
Explore deeper with Ninja Signal's threat intelligence graph