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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-6759

Use-after-free in the Widget: Cocoa component

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Status
Published
Published
Updated
Assigning organization
mozilla

Description

Use-after-free in the Widget: Cocoa component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.

Affected products

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

Mozilla Firefox

  • 140.10 to ≤ 140.*unaffected
  • 150 to ≤ *unaffected

Mozilla Thunderbird

  • 140.10 to ≤ 140.*unaffected
  • 150 to ≤ *unaffected

References