CVE-2026-33994: Js Prototype Pollution Regex Test Guard
Using `RegExp.prototype.test` against a regex containing `__proto__`, `constructor`, or `prototype` as a prototype-pollution guard is bypassable. `RegExp.prototype.test` is a writable prototype method; an attacker that can override it (via another gadget in the same realm) can force the guard to return `false` and re-enable `Object.prototype` pollution throu
greprules fetch cve-2026-33994-js-prototype-pollution-regex-test-guard --engine opengrepDescription
Using `RegExp.prototype.test` against a regex containing `__proto__`, `constructor`, or `prototype` as a prototype-pollution guard is bypassable. `RegExp.prototype.test` is a writable prototype method; an attacker that can override it (via another gadget in the same realm) can force the guard to return `false` and re-enable `Object.prototype` pollution throu
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