What’s Vulnerable › Vulnerabilities

CVE-2025-55188

• Severity: low (CVSS 3.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-08-08 · updated 2026-06-17
• Weakness: CWE-59

Description

7-Zip before 25.01 does not always properly handle symbolic links during extraction.

Affected products

• 7-Zip: before 25.01 — fixed in 25.01

How to fix

Upgrade to a fixed version: 7-Zip 25.01. Check the vendor advisory for mitigations.

References

• https://github.com/ip7z/7zip/compare/25.00...25.01
• https://github.com/ip7z/7zip/releases/tag/25.01
• https://github.com/lunbun/CVE-2025-55188/
• https://lunbun.dev/blog/cve-2025-55188/
• https://sourceforge.net/p/sevenzip/discussion/45797/thread/da14cd780b/
• https://www.openwall.com/lists/oss-security/2025/08/09/1
• https://www.vicarius.io/vsociety/posts/cve-2025-55188-detect-7-zip-vulnerable-version
• https://www.vicarius.io/vsociety/posts/cve-2025-55188-mitigate-7-zip-vulnerability
• https://youtu.be/sWT6M1cfnwM
• http://www.openwall.com/lists/oss-security/2025/08/09/1
• http://www.openwall.com/lists/oss-security/2025/08/10/1
• http://www.openwall.com/lists/oss-security/2025/08/13/1

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