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CVE-2026-12299

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CVSS 3.1
5.4 medium
EPSS
<1%p23
Published
()
Modified
Description

JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Vendors
mozilla
Products
firefox, thunderbird
Weakness
CWE-843, CWE-733
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
NVD CVE.org GitHub PoCs EPSS (0.3%)

In the news

No ingested article mentions this CVE yet.