CVE-2025-55164
CVE-2025-55164 · content-security-policy-parser Prototype Pollution Vulnerability May Lead to RCE
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
content-security-policy-parser parses content security policy directives. A prototype pollution vulnerability exists in versions 0.5.0 and earlier, wherein if a policy name is called __proto__, one can override the Object prototype. This issue has been patched in version 0.6.0. A workaround involves disabling prototype method in NodeJS, neutralizing all possible prototype pollution attacks. Provide either --disable-proto=delete (recommended) or --disable-proto=throw as an argument to node to enable this feature.
CVSS 8.8 · Alta · EPSS 0,5% · Corrección disponible
- Publicación
- Actualización
Pila tecnológica: node
Productos y versiones afectados
content-security-policy-parser
- Versiones
- < 0.6.0: Afectada
Sin corrección publicada
content-security-policy-parser npm
- Intervalos de versiones afectados
- SEMVER: < 0.6.0
Actualiza a 0.6.0
Fuentes originales
- https://github.com/helmetjs/content-security-policy-parser/security/advisories/GHSA-w2cq-g8g3-gm83
- https://github.com/helmetjs/content-security-policy-parser/issues/11
- https://github.com/helmetjs/content-security-policy-parser/commit/b13a52554f0168af393e3e38ed4a94e9e6aea9dc
- https://www.vicarius.io/vsociety/posts/cve-2025-55164-detect-node-csp-parser-vulnerability
- https://www.vicarius.io/vsociety/posts/cve-2025-55164-mitigate-csp-parser-vulnerability
- https://nvd.nist.gov/vuln/detail/CVE-2025-55164