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CVE-2025-6218: RARLAB WinRAR Path Traversal Vulnerability

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: yes — in CISA KEV since 2025-12-09
• EPSS: 90.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-06-21 · updated 2026-06-17
• Weakness: CWE-22

Description

RARLAB WinRAR Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of RARLAB WinRAR. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of file paths within archive files. A crafted file path can cause the process to traverse to unintended directories. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-27198.

Affected products

• WinRAR: before 7.12 — fixed in 7.12

How to fix

Upgrade to a fixed version: WinRAR 7.12. Check the vendor advisory for mitigations.

References

• https://www.win-rar.com/singlenewsview.html?&tx_ttnews%5Btt_news%5D=276&cHash=388885bd3908a40726f535c026f94eb6
• https://www.zerodayinitiative.com/advisories/ZDI-25-409/
• https://foresiet.com/blog/apt-c-08-winrar-directory-traversal-exploit/
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-6218
• https://www.secpod.com/blog/archive-terror-dissecting-the-winrar-cve-2025-6218-exploit-apt-c-08s-stealth-move/

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