CVE-2026-73647

Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the public extend utility in ui/src/utils/extend/extend.js recursively copied attacker-controlled object keys during extendtrue, target, source deep merges without rejecting an own proto propert...

CVE-2026-73647

The vulnerability CVE-2026-73647 affects Quasar Framework prior to version 2.22.0. The public extend() utility in ui/src/utils/extend/extend.js recursively copies attacker-controlled keys during deep merges (extend(true, target, source)) and does not reject an own proto property. This could cause...

CVE-2026-73647 Quasar Framework: Prototype pollution in Quasar extend() utility

Quasar Framework is a framework for building high-performance Vue.js user interfaces. Prior to 2.22.0, the public extend utility in ui/src/utils/extend/extend.js recursively copied attacker-controlled object keys during extendtrue, target, source deep merges without rejecting an own proto propert...