CVE-2025-55188

Severity CVSS v4.0:

Pending analysis

Type:

CWE-59 Link Following

Publication date:

08/08/2025

Last modified:

04/11/2025

Description

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

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 3.60 LOW
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): None
Integrity (I): Low
Availability (A): None

Base Score 3.x

3.60

Severity 3.x

LOW

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:7-zip:7-zip::::::::		25.01 (excluding)

To consult the complete list of CPE names with products and versions, see this page

References to Advisories, Solutions, and Tools

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
http://www.openwall.com/lists/oss-security/2025/10/12/2
http://www.openwall.com/lists/oss-security/2025/10/16/7