CVE-2026-2802

Race condition in the JavaScript: GC component

CVSS 4.2 MEDIUMEPSS 0.1%CWE-362

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 4.2EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

24 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Race condition in the JavaScript: GC component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

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

Affected products

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References