CVE-2025-55188: low-severity vulnerability in 7-Zip
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
8Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 3.6epss 1.0%
7-Zip before 25.01 does not always properly handle symbolic links during extraction.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Affected products
7-Zip · 7-ZipRelated CVEs — 7-Zip
In the same product, most dangerous first.
CVE-2025-0411HIGH7-Zip Mark-of-the-Web Bypass VulnerabilityEPSS 47.6%KEVCVE-2025-11001HIGH7-Zip ZIP File Parsing Directory Traversal Remote Code Execution VulnerabilityEPSS 27.4%CVE-2024-11477HIGH7-Zip Zstandard Decompression Integer Underflow Remote Code Execution VulnerabilityEPSS 22.4%CVE-2023-40481HIGH7-Zip SquashFS File Parsing Out-Of-Bounds Write Remote Code Execution VulnerabilityEPSS 13.8%CVE-2024-11612MEDIUM7-Zip CopyCoder Infinite Loop Denial-of-Service VulnerabilityEPSS 1.9%CVE-2026-14266HIGH7-Zip XZ Decompression Heap-based Buffer Overflow Remote Code Execution VulnerabilityEPSS 0.7%
References
https://github.com/ip7z/7zip/compare/25.00...25.01https://github.com/ip7z/7zip/releases/tag/25.01https://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/2025/08/09/1https://www.vicarius.io/vsociety/posts/cve-2025-55188-detect-7-zip-vulnerable-versionhttps://www.vicarius.io/vsociety/posts/cve-2025-55188-mitigate-7-zip-vulnerabilityhttps://youtu.be/sWT6M1cfnwMhttp://www.openwall.com/lists/oss-security/2025/08/09/1http://www.openwall.com/lists/oss-security/2025/08/10/1http://www.openwall.com/lists/oss-security/2025/08/13/1