CVEs / CVE-2025-8088
CVE-2025-8088: RARLAB WinRAR Path Traversal Vulnerability
- Known exploited in the CISA KEV catalog since 12 Aug 2025
- high 8.8 CVSS 3.1 (NVD)
- EPSS 94% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
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.
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.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| win.rar GmbH WinRAR | up to and including 7.12 | — |
Exploitation
| In CISA KEV since | 12 Aug 2025 |
|---|---|
| Due date for US federal agencies | 2 Sep 2025 |
| Used in ransomware campaigns | Known |
| Required action | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
Severity
| CVSS 3.1 | 8.8 highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-35 |
References
- CVE-2025-8088 on NVD
- CVE-2025-8088 in the CISA KEV catalog
- https://www.win-rar.com/singlenewsview.html?&L=0&tx_ttnews%5Btt_news%5D=283&cHash=a64b4a8f662d3639dec8d65f47bc93c5 (cited by CISA)
- https://www.win-rar.com/singlenewsview.html?&L=0&tx_ttnews%5Btt_news%5D=283&cHash=a64b4a8f662d3639dec8d65f47bc93c5 Release Notes
- https://arstechnica.com/security/2025/08/high-severity-winrar-0-day-exploited-for-weeks-by-2-groups/ Press/Media Coverage
- https://support.dtsearch.com/faq/dts0245.htm Third Party Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-8088-detect-winrar-zero-day Third Party Advisory
- https://www.vicarius.io/vsociety/posts/cve-2025-8088-mitigate-winrar-zero-day-using-srp-and-ifeo Mitigation, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-8088 US Government Resource
- https://www.welivesecurity.com/en/eset-research/update-winrar-tools-now-romcom-and-others-exploiting-zero-day-vulnerability/#the-discovery-of-cve-2025-8088 Press/Media Coverage
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.