CVE-2025-8088
Path traversal vulnerability in WinRAR
- High 8.4
- Exploited: added to CISA KEV 12 Aug 2025
- Used in ransomware campaigns
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.
Key facts
- Published
- 8 Aug 2025
- Last changed
- 11 Aug 2026
- Assigned by
- ESET
- KEV added
- 12 Aug 2025
- KEV fix due
- 2 Sep 2025
- Used in ransomware
- Yes, according to CISA
- EPSS
- 94.287% likely to be exploited in the next 30 days, higher than 99.853% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: no; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 8.4CVSS 4.0, Highfrom the CNA (ESET)
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
What to do
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
CAPEC-549 Local Execution of Code (CNA impact statement)
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| win.rar GmbH | WinRAR |
|
Timeline
- 8 Aug 2025 Published
- 12 Aug 2025 CVE-2025-8088 added to CISA KEV
- 12 Aug 2025 Added to the CISA KEV catalogue