CVE-2025-55188

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

• CWE-59

• https://github.com/ip7z/7zip/compare/25.00...25.01Product
• https://github.com/ip7z/7zip/releases/tag/25.01Release Notes
• https://github.com/lunbun/CVE-2025-55188/Exploit
• https://lunbun.dev/blog/cve-2025-55188/Exploit, Third Party Advisory
• https://sourceforge.net/p/sevenzip/discussion/45797/thread/da14cd780b/Product
• https://www.openwall.com/lists/oss-security/2025/08/09/1Mailing List, Third Party Advisory
• 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/sWT6M1cfnwMExploit
• 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
• http://www.openwall.com/lists/oss-security/2025/10/12/2
• http://www.openwall.com/lists/oss-security/2025/10/16/7

Published

Aug 8, 2025

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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