CVE-2026-92074 PUBLISHED

Mitigation bypass in the Popup Blocker component

Assigner: mozilla
Reserved: 15.09.2026 Published: 15.09.2026 Updated: 15.09.2026

Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, and Thunderbird 156.

Product Status

Vendor Mozilla
Product Firefox
Versions
  • unaffected from 153.3 to 153.* (incl.)
  • unaffected from 156 to * (incl.)
Vendor Mozilla
Product Thunderbird
Versions
  • unaffected from 156 to * (incl.)

Credits

  • Finn Westendorf

References