CVE-2025-8088 KEV
8.8
HIGH · CVSS 3.1 · EPSS 94.1% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2025-09-02.
Description
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.
Scoring
| CVSS | 8.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 94.05% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-35 |
| On CISA KEV | yes — remediate by 2025-09-02 |
| Public exploit | none known |
| Published | 2025-08-08 |
| Last modified | 2026-08-11 |
CISA KEV
| Name | RARLAB WinRAR Path Traversal Vulnerability |
|---|---|
| Added | 2025-08-12 |
| Due | 2025-09-02 |
| Vendor / product | RARLAB / WinRAR |
| Ransomware use | known |
Affected (3)
| Vendor | Product |
|---|---|
| dtsearch | dtsearch |
| microsoft | windows |
| 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
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-8088
- https://www.welivesecurity.com/en/eset-research/update-winrar-tools-now-romcom-and-others-exploiting-zero-day-vulnerability/#the-discovery-of-cve-2025-8088
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