CVE-2026-30974

{"id": "CVE-2026-30974", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security-advisories@github.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.6, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.1}]}, "published": "2026-03-10T18:18:56.220", "references": [{"url": "https://github.com/9001/copyparty/commit/1c9f894e149b6be3cc7de81efc93a4ce4766e0e5", "source": "security-advisories@github.com"}, {"url": "https://github.com/9001/copyparty/releases/tag/v1.20.11", "source": "security-advisories@github.com"}, {"url": "https://github.com/9001/copyparty/security/advisories/GHSA-m6hv-x64c-27mm", "source": "security-advisories@github.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "Copyparty is a portable file server. Prior to v1.20.11., the nohtml config option, intended to prevent execution of JavaScript in user-uploaded HTML files, did not apply to SVG images. A user with write-permission could upload an SVG containing embedded JavaScript, which would execute in the context of whichever user opens it. This has been fixed in v1.20.11."}, {"lang": "es", "value": "Copyparty es un servidor de archivos port\u00e1til. Antes de la v1.20.11., la opci\u00f3n de configuraci\u00f3n nohtml, destinada a evitar la ejecuci\u00f3n de JavaScript en archivos HTML subidos por el usuario, no se aplicaba a las im\u00e1genes SVG. Un usuario con permiso de escritura pod\u00eda subir un SVG que conten\u00eda JavaScript incrustado, el cual se ejecutar\u00eda en el contexto de cualquier usuario que lo abriera. Esto ha sido corregido en la v1.20.11."}], "lastModified": "2026-03-11T13:53:20.707", "sourceIdentifier": "security-advisories@github.com"}