CVSS 4.0
8.4 highCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NCVE-2025-8088
High (8.4) in RARLAB WinRAR. In CISA KEV since 2025-08-12, with known ransomware use. EPSS 94% chance of exploitation in the next 30 days.
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.
Severity
CVSS 3.1
8.8 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H- EPSS
- 94% chance of exploitation in the next 30 days; higher than 99% of CVEs (scores of 2026-10-31)
- CISA KEV
- listed 2025-08-12, due 2025-09-02, known ransomware use
- CWE
- CWE-35
- Published
- Modified
- Record from
- the NVD, synced
Affected
- dtsearch:dtsearch
- rarlab:winrar
References
- https://www.win-rar.com/singlenewsview.html?&L=0&tx_ttnews%5Btt_news%5D=283&cHash=a64b4a8f662d3639dec8d65f47bc93c5
- https://arstechnica.com/security/2025/08/high-severity-winrar-0-day-exploited-for-weeks-by-2-groups/
- 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