CVE-2026-12308 PUBLISHED

Memory safety bug fixed in Firefox 152

Assigner: mozilla
Reserved: 15.06.2026 Published: 16.06.2026 Updated: 16.06.2026

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152 and Firefox ESR 140.12.

Product Status

Vendor Mozilla
Product Firefox
Versions
  • unaffected from 140.12 to 140.* (incl.)
  • unaffected from 152 to * (incl.)

Credits

  • Mihalis Haatainen

References