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CVE-2025-55188
7-Zip before 25.01 does not always properly handle symbolic links during extraction.
Low3.6EPSS 1.00%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
7-Zip before 25.01 does not always properly handle symbolic links during extraction.
Timeline
Published
- 3 months later
· 3 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| mitreCNA (assigner) | 3.1 | Low3.6 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N |
| NVDNVD · Modified | 3.1 | Low3.6 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N |
- EPSS (exploitation in 30 days)
- 1.00% · top 37% of all CVEs (8 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.6.
Weakness
Affected products
References (14)
- https://sourceforge.net/p/sevenzip/discussion/45797/thread/da14cd780b/ (opens in a new tab)
- https://github.com/ip7z/7zip/releases/tag/25.01 (opens in a new tab)
- https://github.com/ip7z/7zip/compare/25.00...25.01 (opens in a new tab)
- https://www.openwall.com/lists/oss-security/2025/08/09/1 (opens in a new tab)
- https://youtu.be/sWT6M1cfnwM (opens in a new tab)
- https://lunbun.dev/blog/cve-2025-55188/ (opens in a new tab)
- https://github.com/lunbun/CVE-2025-55188/ (opens in a new tab)
- https://www.vicarius.io/vsociety/posts/cve-2025-55188-detect-7-zip-vulnerable-version (opens in a new tab)
- https://www.vicarius.io/vsociety/posts/cve-2025-55188-mitigate-7-zip-vulnerability (opens in a new tab)
- http://www.openwall.com/lists/oss-security/2025/10/12/2 (opens in a new tab)
- http://www.openwall.com/lists/oss-security/2025/10/16/7 (opens in a new tab)
- http://www.openwall.com/lists/oss-security/2025/08/09/1 (opens in a new tab)
- http://www.openwall.com/lists/oss-security/2025/08/13/1 (opens in a new tab)
- http://www.openwall.com/lists/oss-security/2025/08/10/1 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-55188)Record last updated .