CVE-2025-21610

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{"affected": [{"affectedData": [{"product": "trix", "vendor": "basecamp", "versions": [{"status": "affected", "version": "< 2.1.12"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Trix is a what-you-see-is-what-you-get rich text editor for everyday writing. Versions prior to 2.1.12 are vulnerable to cross-site scripting when pasting malicious code in the link field. An attacker could trick the user to copy&paste a malicious `javascript:` URL as a link that would execute arbitrary JavaScript code within the context of the user's session, potentially leading to unauthorized actions being performed or sensitive information being disclosed. Users should upgrade to Trix editor version 2.1.12 or later to receive a patch. In addition to upgrading, affected users can disallow browsers that don't support a Content Security Policy (CSP) as a workaround for this and other cross-site scripting vulnerabilities. Set CSP policies such as script-src 'self' to ensure that only scripts hosted on the same origin are executed, and explicitly prohibit inline scripts using script-src-elem."}, {"lang": "es", "value": "Trix es un editor de texto enriquecido que permite ver lo que se obtiene para la escritura diaria. Las versiones anteriores a la 2.1.12 son vulnerables a cross site scripting al pegar c\u00f3digo malicioso en el campo de enlace. Un atacante podr\u00eda enga\u00f1ar al usuario para que copie y pegue una URL maliciosa `javascript:` como un enlace que ejecutar\u00eda c\u00f3digo JavaScript arbitrario dentro del contexto de la sesi\u00f3n del usuario, lo que podr\u00eda provocar que se realicen acciones no autorizadas o que se revele informaci\u00f3n confidencial. Los usuarios deben actualizar a la versi\u00f3n 2.1.12 o posterior del editor Trix para recibir un parche. Adem\u00e1s de actualizar, los usuarios afectados pueden deshabilitar los navegadores que no admitan una Pol\u00edtica de seguridad de contenido (CSP) como workaround para esta y otras vulnerabilidades de cross site scripting. Establezca pol\u00edticas de CSP como script-src 'self' para garantizar que solo se ejecuten scripts alojadas en el mismo origen y proh\u00edba expl\u00edcitamente las scripts en l\u00ednea mediante script-src-elem."}], "id": "CVE-2025-21610", "lastModified": "2026-06-17T08:43:50.980", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-21610", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-01-03T16:55:29.669326Z", "version": "2.0.3"}}]}, "published": "2025-01-03T17:15:09.290", "references": [{"source": "security-advisories@github.com", "url": "https://gist.github.com/th4s1s/3921fd9c3e324ad9a3e0d846166e3eb8"}, {"source": "security-advisories@github.com", "url": "https://github.com/basecamp/trix/commit/180c8d337f18e1569cea6ef29b4d03ffff5b5faa"}, {"source": "security-advisories@github.com", "url": "https://github.com/basecamp/trix/commit/c4f0d6f80654603932af6685694f694e96593b93"}, {"source": "security-advisories@github.com", "url": "https://github.com/basecamp/trix/security/advisories/GHSA-j386-3444-qgwg"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"created": "2025-07-13T11:07:16.999742+00:00", "updated": "2025-07-13T11:07:16.999812+00:00", "vendors": ["basecamp", "basecamp$PRODUCT$trix"]}