What is CVE-2025-8088?
A path traversal vulnerability affecting the Windows version of WinRAR allows the attackers to execute arbitrary code by crafting malicious archive files. This vulnerability was exploited in the wild and was discovered by Anton Cherepanov, Peter Košinár, and Peter Strýček from ESET.
Timeline
- 2025-08-08Published to the U.S. National Vulnerability Database (NVD)
- 2025-08-12Added to the CISA Known Exploited Vulnerabilities (KEV) catalog
- 2025-09-02CISA federal remediation deadline (BOD 22-01)
- 2026-06-03First covered in a defend.network daily briefing
- 2026-08-11NVD record last updated
CISA Known Exploited Vulnerability
RARLAB WinRAR Path Traversal Vulnerability
Affected product
RARLAB WinRAR
NVD also lists CPE entries for: Dtsearch, Microsoft Windows, Rarlab Winrar
Remediation Steps
- Apply the vendor security update for Rarlab Winrar as a priority.
- Restrict network exposure of the affected service to trusted sources until patched.
- Review logs and detections for indicators of exploitation.
- Confirm fixed versions against the official vendor advisory before deploying.
References
- https://support.dtsearch.com/faq/dts0245.htm
- https://www.vicarius.io/vsociety/posts/cve-2025-8088-detect-winrar-zero-day
- https://www.vicarius.io/vsociety/posts/cve-2025-8088-mitigate-winrar-zero-day-using-srp-and-ifeo
- https://nvd.nist.gov/vuln/detail/CVE-2025-8088
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Referenced in our briefings & reports
- Vulnerability Priority Report – Week 2 of June 2026 (June 8 – 14)
- Vulnerability Priority Report – Week 1 of June 2026 (June 1 – 7)
- Microsoft 200-patch record, Veeam RCE critical, GitHub supply-chain worm ongoing (2026-06-10)
- Android, WinRAR, WordPress Kirki: Three critical zero-days under active exploitation (2026-06-03)
Related vulnerabilities
- CVE-2026-96951 – Microsoft Windows (same product)
- CVE-2026-75682 – Adobe Connect (same product)
- CVE-2026-81963 – Microsoft Windows (same product)
- CVE-2026-85880 – Microsoft Windows (same product)
- CVE-2026-48449 – Adobe Campaign (same product)
- CVE-2026-11645 – Google Chromium V8 (same product)
Browse all tracked CVEs in the defend.network CVE database →
🤖 This CVE page is generated by defend.network from NVD, CISA KEV, EPSS, and our verified daily briefings. Severity and exploitation data come from official sources; always verify remediation steps against the official vendor advisory before acting in production.