Path traversal in 7-Zip
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
7-Zip ZIP File Parsing Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of 7-Zip. Interaction with this product is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the handling of symbolic links in ZIP files. Crafted data in a ZIP file can cause the process to traverse to unintended directories. An attacker can leverage this vulnerability to execute code in the context of a service account. Was ZDI-CAN-26743.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2025-11002
- 2026-10-03 Alias added: GHSA-6hqx-f664-v9xx
References
Advisory 1
More 7-zip vulnerabilities
- TI-2025-00330 Protection mechanism failure in 7-Zip KEVCVSS 3.1HIGH 7.0
- TI-2026-35535 GHSL-2026-140_7-Zip: 7-Zip has a heap buffer overflow via NTFS compressed stream buffer under-allocation CVSS 3.1HIGH 8.8
- TI-2024-10630 Integer underflow in 7-Zip CVSS 3.1HIGH 7.8
- TI-2023-14827 Ppmd7.c in 7-Zip before 23.00 allows an integer underflow and invalid read operation via a crafted 7Z archive. CVSS 3.1HIGH 7.8
- TI-2026-35532 7-Zip SquashFS Fragment Offset Overflow (GHSL-2026-116) CVSS 3.1HIGH 8.1
- TI-2026-35551 GHSL-2026-121 7-Zip UEFI DEPEX OOB Read CVSS 3.1HIGH 7.1
Sources
- CVE-2025-11002 · CVE Program
- CVE-2025-11002 · NVD
- FIRST EPSS
- GHSA-6hqx-f664-v9xx · GitHub Advisory Database · CC BY 4.0
- CVE-2025-11002 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences