CVE-2026-6758

Summary

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.

Affected Software

VendorProductVersion RangeStatus
MozillaFirefox150 <= *unaffected
MozillaThunderbird150 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: yes
    • Technical Impact: partial

References