CVE-2026-111172
CVE-2026-111172 · @casl/ability 6.7.5 before 7.0.2 Prototype Pollution via rulesToFields setByPath
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
@casl/ability 6.7.5 before 7.0.2 contains a prototype pollution vulnerability in rulesToFields() that allows attackers to modify inherited builtins via dotted condition keys. Attackers controlling rule conditions can supply keys like 'toString.call' to alter shared builtin functions process-wide, causing denial of service for the Node.js process.
CVSS 6.0 · Media · EPSS 0,4% · Corrección disponible
- Publicación
- Actualización
Productos y versiones afectados
@casl/ability
- Versiones
- ≥ 6.7.5, < 7.0.2: Afectada (semver)
Actualiza a 7.0.2
Fuentes originales
- https://github.com/stalniy/casl/commit/58242cb3c7911c8a89bacfb7d732701d81bc1324
- https://github.com/stalniy/casl/pull/1305
- https://github.com/stalniy/casl/blob/80f2380d03cfe9b162685d510ba8bc0ce83d0598/packages/casl-ability/src/utils.ts#L11-L29
- https://github.com/stalniy/casl
- https://www.vulncheck.com/advisories/casl-ability-6.7.5-before-7.0.2-prototype-pollution-via-rulestofields-setbypath
- https://nvd.nist.gov/vuln/detail/CVE-2026-111172