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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-16398

Site isolation issue in the Graphics component

Description

Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mozilla Firefox

  • 153 to ≤ *unaffected

Mozilla Thunderbird

  • 153 to ≤ *unaffected

References