← CVE Intelligence

CVE-2026-2767

Use-after-free in the JavaScript: WebAssembly component PUBLISHED

Description (CNA)

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Affected (CNA)

Vendor / productVersions
Mozilla / Firefoxunaffected 140.8 through 140.*; unaffected 148 through *
Mozilla / Thunderbirdunaffected 140.8 through 140.*; unaffected 148 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

redhat-SADP

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Use-after-free in the JavaScript: WebAssembly component