📄 dottie 2.0.6 Prototype Pollution Bypass

CVE-2026-27837 describes an incomplete patch in dottie versions 2.0.4 through 2.0.6, following the original CVE-2023-26132 fix attempt. The protection added in commit 7d3aee1 validates only the first segment of a dot-separated property path against dangerous keys such as proto. However, the...

CVE-2026-27837

Dottie provides nested object access and manipulation in JavaScript. Versions 2.0.4 through 2.0.6 contain an incomplete fix for CVE-2023-26132. The prototype pollution guard introduced in commit 7d3aee1 only validates the first segment of a dot-separated path, allowing an attacker to bypass the...