Risk Letters

Exploited vulnerability

CVE-2025-8088

TLP:CLEAR

RARLAB WinRAR Path Traversal Vulnerability

RARLAB WinRAR contains a path traversal vulnerability affecting the Windows version of WinRAR. This vulnerability could allow an attacker to execute arbitrary code by crafting malicious archive files.

Facts

  • Vendor: RARLAB
  • Product: WinRAR
  • CVSS: 8.4
  • EPSS (probability of exploitation within 30 days): 94 %
  • On CISA's Known Exploited Vulnerabilities list since: 12 August 2025
  • First known exploitation: 12 August 2025
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 2 September 2025
  • Weakness: CWE-35
  • First seen by Risk Letters: 12 August 2025

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD