CVE-2026-2796

Description

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

Affected Platforms

Weakness Type

CWE-843, CWE-843

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=2013165
• https://www.mozilla.org/security/advisories/mfsa2026-13/
• https://www.mozilla.org/security/advisories/mfsa2026-16/
• https://access.redhat.com/security/cve/CVE-2026-2796
• https://bugzilla.redhat.com/show_bug.cgi?id=2442301
• https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2796.json