CVE-2026-8947

CVE-2026-8947CVE-2026-8947

mozilla / firefox

Description

Use-after-free in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Scoring

CVSS 7.3 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Last modified2026-06-30
Sourced from NVD. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.