CVE-2026-100831 PUBLISHED

Use-after-free in the DOM: UI Events & Focus Handling component

Assigner: mozilla
Reserved: 26.09.2026 Published: 29.09.2026 Updated: 29.09.2026

Use-after-free in the DOM: UI Events & Focus Handling component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox 157.

Product Status

Vendor Mozilla
Product Firefox
Versions
  • unaffected from 153.4 to 153.* (incl.)
  • unaffected from 157 to * (incl.)

Credits

  • Mozilla

References