{"cve":"CVE-2018-20250","nvd":{"published":"2019-02-05T20:29:00.243","modified":"2026-08-13T05:17:17.910","status":"Analyzed","description":"In WinRAR versions prior to and including 5.61, There is path traversal vulnerability when crafting the filename field of the ACE format (in UNACEV2.dll). When the filename field is manipulated with specific patterns, the destination (extraction) folder is ignored, thus treating the filename as an absolute path.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-22","CWE-36"],"references":["http://packetstormsecurity.com/files/152618/RARLAB-WinRAR-ACE-Format-Input-Validation-Remote-Code-Execution.html","http://www.rapid7.com/db/modules/exploit/windows/fileformat/winrar_ace","http://www.securityfocus.com/bid/106948","https://github.com/blau72/CVE-2018-20250-WinRAR-ACE","https://research.checkpoint.com/extracting-code-execution-from-winrar/"],"products":["rarlab:winrar"],"source":"nvd","synced_at":"2026-10-19T20:54:46.948512734+00:00"},"epss":{"cve":"CVE-2018-20250","score":0.96004,"percentile":0.99876,"date":"2026-10-31"},"kev":{"cve":"CVE-2018-20250","date_added":"2022-02-15","due_date":"2022-08-15","vendor":"RARLAB","product":"WinRAR","known_ransomware":true},"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}