Link Following Affecting p7zip package, versions <16.02+transitional.1
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN14-P7ZIP-11776778
- published12 Aug 2025
- disclosed8 Aug 2025
Introduced: 8 Aug 2025
NewCVE-2025-55188 (opens in a new tab)How to fix?
Upgrade Debian:14 p7zip to version 16.02+transitional.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream p7zip package and not the p7zip package as distributed by Debian.
See How to fix? for Debian:14 relevant fixed versions and status.
7-Zip before 25.01 does not always properly handle symbolic links during extraction.
References
- https://security-tracker.debian.org/tracker/CVE-2025-55188
- https://github.com/ip7z/7zip/compare/25.00...25.01
- https://github.com/ip7z/7zip/releases/tag/25.01
- https://sourceforge.net/p/sevenzip/discussion/45797/thread/da14cd780b/
- https://www.openwall.com/lists/oss-security/2025/08/09/1
- https://youtu.be/sWT6M1cfnwM
- https://lunbun.dev/blog/cve-2025-55188/
- https://github.com/hunters-sec/CVE-2025-55188-7z-exploit