CVE-2026-26960: node-tar has Arbitrary File Read/Write via Hardlink Target Escape Through Symlink Chain in Extraction
Overview
- Severity
- High (CVSS 7.1)
- CVSS Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- Exploit Status
- Not Exploited
- Patch Tuesday
- 2026-Feb
- Released
- 2026-02-22
- Last Updated
- 2026-02-25
- EPSS Score
- 0.01% (percentile: 0.5%)
Affected Products (2)
Open Source Software
- azl3 tar 1.35-2 on Azure Linux 3.0
- cbl2 tar 1.34-3 on CBL Mariner 2.0
Revision History
- 2026-02-22: Information published.
- 2026-02-24: Information published.
- 2026-02-25: Information published.