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CVE-2026-4724

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CVSS 3.1
9.1 critical
EPSS
<1%p25
Published
()
Modified
Description

Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

Vendors
mozilla
Products
firefox, thunderbird
Weakness
CWE-758
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD CVE.org GitHub PoCs EPSS (0.3%)

In the news

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