{"cve":"CVE-2025-54796","nvd":{"published":"2025-08-02T00:15:26.550","modified":"2026-06-17T09:40:43.293","status":"Analyzed","description":"Copyparty is a portable file server. Versions prior to 1.18.9, the filter parameter for the \"Recent Uploads\" page allows arbitrary RegExes. If this feature is enabled (which is the default), an attacker can craft a filter which deadlocks the server. This is fixed in version 1.18.9.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-400","CWE-833","CWE-1333"],"references":["https://github.com/9001/copyparty/commit/09910ba80784c3980947d92f45db696398c0fd83","https://github.com/9001/copyparty/releases/tag/v1.18.9","https://github.com/9001/copyparty/security/advisories/GHSA-5662-2rj7-f2v6","https://github.com/9001/copyparty/security/advisories/GHSA-5662-2rj7-f2v6"],"products":["9001:copyparty"],"source":"nvd","synced_at":"2026-10-19T22:05:46.678065081+00:00"},"epss":{"cve":"CVE-2025-54796","score":0.00461,"percentile":0.3994,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-5662-2rj7-f2v6","url":"https://osv.dev/vulnerability/GHSA-5662-2rj7-f2v6","summary":"copyparty allows Regex Denial of Service (ReDoS) in the upload listing","modified":"2026-09-10T03:50:26.743035993Z","packages":[{"ecosystem":"PyPI","name":"copyparty","purl":"pkg:pypi/copyparty","ranges":["<1.18.9"],"fixed":["1.18.9"]}]},{"id":"PYSEC-2026-1275","url":"https://osv.dev/vulnerability/PYSEC-2026-1275","summary":"copyparty allows Regex Denial of Service (ReDoS) in the upload listing","modified":"2026-07-07T17:47:20.703758357Z","packages":[{"ecosystem":"PyPI","name":"copyparty","purl":"pkg:pypi/copyparty","ranges":["<1.18.9"],"fixed":["1.18.9"]}]}],"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."]}