CVE-2026-100811 PUBLISHED

Sandbox escape due to use-after-free in the DOM: Core & HTML component

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

Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, and Firefox ESR 140.17.

Product Status

Vendor Mozilla
Product Firefox
Versions
  • unaffected from 140.17 to 140.* (incl.)
  • unaffected from 153.4 to 153.* (incl.)
  • unaffected from 157 to * (incl.)

Credits

  • Yaqoub Aldurayhim

References