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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2026-109720

JIT miscompilation in the JavaScript: WebAssembly component

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
mozilla

Description

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

Affected products

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

Mozilla Firefox

  • 153.5 to ≤ 153.*unaffected
  • 158 to ≤ *unaffected

Mozilla Thunderbird

  • 153.5 to ≤ 153.*unaffected
  • 158 to ≤ *unaffected

References