Moole Vulnerability Database

Find real vulnerabilities before they ship

Critical

CVE-2026-4723

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

VectorNETWORK

PublishedMar 24, 2026, 13:16

Published Bysecurity@mozilla.org

Base Score

Score9.8

No affected versions found.

CWE-416

Base Score

9.8

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base SeverityCritical

Version

3.1

Attack Vector (AV)

NETWORK