CVEvulnerability

CVE-2026-12321

5.4 MEDIUM Published 2026-06-16 Modified 2026-10-26 Official page ↗
Status
Analyzed
Published
2026-06-16
Last modified
2026-10-26
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Weaknesses
CWE-670

Description

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

Affected configurations

• mozilla firefox (< 152.0.0) • mozilla thunderbird (< 152.0.0)

Related

Weakness · CWE (1)

  • CWE-670 Always-Incorrect Control Flow Implementation weakness

References