{"cve":"CVE-2026-27948","nvd":{"published":"2026-02-26T02:16:22.733","modified":"2026-06-17T10:27:57.583","status":"Analyzed","description":"Copyparty is a portable file server. In versions prior to 1.20.9, an XSS allows for reflected cross-site scripting via URL-parameter `?setck=...`. Version 1.20.9 fixes the issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://github.com/9001/copyparty/commit/31b2801fd041f803f4a3d5c12c7d7cb5419048bc","https://github.com/9001/copyparty/security/advisories/GHSA-62cr-6wp5-q43h"],"products":["9001:copyparty"],"source":"nvd","synced_at":"2026-10-19T22:24:17.937441719+00:00"},"epss":{"cve":"CVE-2026-27948","score":0.00196,"percentile":0.09394,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-62cr-6wp5-q43h","url":"https://osv.dev/vulnerability/GHSA-62cr-6wp5-q43h","summary":"Copyparty vulnerable to reflected XSS via setck parameter","modified":"2026-07-13T07:26:43.527031786Z","packages":[{"ecosystem":"PyPI","name":"copyparty","purl":"pkg:pypi/copyparty","ranges":["<1.20.9"],"fixed":["1.20.9"]}]},{"id":"PYSEC-2026-2136","url":"https://osv.dev/vulnerability/PYSEC-2026-2136","summary":"","modified":"2026-07-13T07:15:20.508893881Z","packages":[{"ecosystem":"PyPI","name":"copyparty","purl":"pkg:pypi/copyparty","ranges":["<1.20.9"],"fixed":["1.20.9"]}]}],"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."]}