CVE-2026-111172 — @casl/ability 6.7.5 before 7.0.2 Prototype Pollution via rulesToFields setByPath
@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. At…
Published: 2026-10-15 · CVSS: 6.0 · CVSS 4.0
@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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7