CVE-2026-16358 PUBLISHED

Site isolation issue in the Graphics: WebRender component

Assigner: mozilla
Reserved: 20.07.2026 Published: 21.07.2026 Updated: 21.07.2026

Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13.

Product Status

Vendor Mozilla
Product Firefox
Versions
  • unaffected from 115.38 to 115.* (incl.)
  • unaffected from 140.13 to 140.* (incl.)
  • unaffected from 153 to * (incl.)

Credits

  • Hcamael

References