RARLAB UnRAR Directory Traversal Vulnerability
RARLAB UnRAR on Linux and UNIX contains a directory traversal vulnerability, allowing an attacker to write to files during an extract (unpack) operation.
- Vendor
- RARLAB
- Product
- UnRAR
- CVSS
- 7.5
- EPSS (exploit probability)
- 99.2%
- Status
- kevransomware use
- CISA patch-by (BOD 22-01)
- Added to KEV
Is CVE-2022-30333 being exploited?
Yes. CISA added CVE-2022-30333 to its Known Exploited Vulnerabilities catalog on . CISA only lists a CVE when it has reliable evidence of exploitation in the wild. CISA marks it as known to be used in ransomware campaigns.
FIRST's EPSS model puts the probability of exploitation activity in the next 30 days at 99.2% (scored October 14, 2026).
- CISA KEV[ LISTED ]
- ENISA EUVD (exploited)[ — ]
- CIRCL KEV[ — ]
Catalog snapshot 2026-10-21. Full cross-catalog view: /kev-comparison
What to do
CISA required actionApply updates per vendor instructions.
US federal civilian agencies must remediate by (21 days after listing) under BOD 22-01. Everyone else: that deadline is a sensible upper bound, not a target. Vendor guidance and the NVD record are linked under Source above.
Other RARLAB CVEs we track
| CVE / Vulnerability | Severity | CVSS | EPSS | Added to KEV |
|---|---|---|---|---|
| CVE-2025-6218 RARLAB WinRAR Path Traversal Vulnerability | [ HIGH ] | 7.8 | 90.5% | |
| CVE-2025-8088 RARLAB WinRAR Path Traversal Vulnerabilityransomware use | [ HIGH ] | 8.8 | 94.5% | |
| CVE-2023-38831 WinRAR Path Traversal / Spoofed File Extension Code Executionransomware usewrite-up | [ HIGH ] | 7.8 | 99.8% | |
| CVE-2018-20250 WinRAR Absolute Path Traversal Vulnerabilityransomware use | [ HIGH ] | 7.8 | 96.0% |