{"id":"CVE-2025-54796","summary":"Copyparty is vulnerable to Regex Denial of Service (ReDoS) attacks through \"Recent Uploads\" page","details":"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.","aliases":["GHSA-5662-2rj7-f2v6","PYSEC-2026-1275"],"modified":"2026-08-12T03:51:08.413957154Z","published":"2025-08-01T23:38:27.221Z","database_specific":{"cwe_ids":["CWE-1333","CWE-400","CWE-833"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/54xxx/CVE-2025-54796.json","cna_assigner":"GitHub_M"},"references":[{"type":"WEB","url":"https://github.com/9001/copyparty/releases/tag/v1.18.9"},{"type":"ADVISORY","url":"https://github.com/9001/copyparty/security/advisories/GHSA-5662-2rj7-f2v6"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/54xxx/CVE-2025-54796.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-54796"},{"type":"FIX","url":"https://github.com/9001/copyparty/commit/09910ba80784c3980947d92f45db696398c0fd83"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/9001/copyparty","events":[{"introduced":"0"},{"fixed":"ca22cd88534f48f13b18fc13eab9fdafca83a471"},{"fixed":"09910ba80784c3980947d92f45db696398c0fd83"}],"database_specific":{"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:9001:copyparty:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"1.18.9"}]}}],"versions":["v1.18.8","v1.18.7","v1.18.6","v1.18.5","v1.18.4","v1.18.3","v1.18.2","v1.18.1","v1.18.0","v1.17.2","v1.17.1","v1.17.0","v1.16.21","v1.16.20","v1.16.19","v1.16.18","v1.16.17","v1.16.16","v1.16.15","v1.16.14","v1.16.13","v1.16.12","v1.16.11","v1.16.10","v1.16.9","v1.16.8","v1.16.7","v1.16.6","v1.16.5","v1.16.4","v1.16.3","v1.16.2","v1.16.1","v1.16.0","v1.15.10","v1.15.9","v1.15.8","v1.15.7","v1.15.6","v1.15.5","v1.15.4","v1.15.3","v1.15.2","v1.15.1","v1.15.0","v1.14.4","v1.14.3","v1.14.2","v1.14.1","v1.14.0","v1.13.8","v1.13.6","v1.13.5","v1.13.4","v1.13.3","v1.13.2","v1.13.1","v1.13.0","v1.12.2","v1.12.1","v1.12.0","v1.11.2","v1.11.1","v1.11.0","v1.9.30","v1.9.29","v1.9.28","v1.9.27","v1.9.26","v1.9.25","v1.9.24","v1.9.23","v1.9.22","v1.9.21","v1.9.20","v1.9.19","v1.9.18","v1.9.17","v1.9.16","v1.9.15","v1.9.14","v1.9.13","v1.9.12","v1.9.11","v1.9.10","v1.9.9","v1.9.8","v1.9.7","v1.9.6","v1.9.5","v1.9.4","v1.9.3","v1.9.2","v1.9.1","v1.9.0","v1.8.8","v1.8.7","v1.8.6","v1.8.4","v1.8.3","v1.8.2","v1.8.1","v1.8.0","v1.7.6","v1.7.5","v1.7.4","v1.7.3","v1.7.2","v1.7.1","v1.7.0","v1.6.15","v1.6.14","v1.6.13","v1.6.12","v1.6.11","v1.6.10","v1.6.9","v1.6.8","v1.6.7","v1.6.6","v1.6.5","v1.6.4","v1.6.3","v1.6.2","v1.6.1","v1.6.0","v1.5.6","v1.5.5","v1.5.4","v1.5.3","v1.5.2","v1.5.1","v1.5.0","v1.4.6","v1.4.5","v1.4.4","v1.4.3","v1.4.2","v1.4.1","v1.4.0","v1.3.16","v1.3.15","v1.3.14","v1.3.13","v1.3.12","v1.3.11","v1.3.10","v1.3.9","v1.3.8","v1.3.7","v1.3.6","v1.3.5","v1.3.4","v1.3.3","v1.3.2","v1.3.1","v1.3.0","v1.2.11","v1.2.10","v1.2.9","v1.2.8","v1.2.7","v1.2.6","v1.2.5","v1.2.4","v1.2.3","v1.2.2","v1.2.1","v1.2.0","v1.1.12","v1.1.11","v1.1.10","v1.1.9","v1.1.8","v1.1.7","v1.1.6","v1.1.5","v1.1.4","v1.1.3","v1.1.2","v1.1.1","v1.1.0","v1.0.14","v1.0.13","v1.0.12","v1.0.11","v1.0.10","v1.0.9","v1.0.8","v1.0.7","v1.0.6","v1.0.5","v1.0.4","v1.0.3","v1.0.2","v1.0.1","v1.0.0","v0.13.14","v0.13.13","v0.13.12","v0.13.11","v0.13.10","v0.13.9","v0.13.8","v0.13.7","v0.13.6","v0.13.5","v0.13.4","v0.13.3","v0.13.2","v0.13.1","v0.13.0","v0.12.12","v0.12.11","v0.12.10","v0.12.9","v0.12.8","v0.12.7","v0.12.6","v0.12.5","v0.12.4","v0.12.3","v0.12.2","v0.12.1","v0.12.0","v0.11.47","v0.11.46","v0.11.45","v0.11.44","v0.11.43","v0.11.42","v0.11.41","v0.11.40","v0.11.39","v0.11.38","v0.11.37","v0.11.36","v0.11.35","v0.11.34","v0.11.33","v0.11.32","v0.11.31","v0.11.30","v0.11.29","v0.11.28","v0.11.27","v0.11.26","v0.11.25","v0.11.24","v0.11.23","v0.11.22","v0.11.21","v0.11.20","v0.11.19","v0.11.18","v0.11.17","v0.11.16","v0.11.15","v0.11.14","v0.11.13","v0.11.12","v0.11.11","v0.11.10","v0.11.9","v0.11.8","v0.11.7","v0.11.6","v0.11.4","v0.11.1","v0.11.0","v0.10.22","v0.10.21","v0.10.20","v0.10.19","v0.10.18","v0.10.17","v0.10.16","v0.10.15","v0.10.14","v0.10.13","v0.10.12","v0.10.11","v0.10.10","v0.10.9","v0.10.8","v0.10.7","v0.10.6","v0.10.5","v0.10.4","v0.10.3","v0.10.2","v0.10.1","v0.9.13","v0.9.12","v0.9.11","v0.9.10","v0.9.9","v0.9.8","v0.9.7","v0.9.6","v0.9.5","v0.9.4","v0.9.3","v0.9.1","v0.9.0","v0.8.3","v0.8.1","v0.7.7","v0.7.6","v0.7.5","v0.7.4","v0.7.3","v0.7.2","v0.7.1","v0.7.0","v0.6.3","v0.6.2","v0.6.0","v0.5.7","v0.5.6","v0.5.5","v0.5.4","v0.5.3","v0.5.2","v0.5.1","v0.5.0","v0.4.3","v0.4.2","v0.4.1","v0.4.0","v0.3.1","v0.3.0","v0.2.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-54796.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}