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CVE-2026-4726

—
CVSS 3.1
7.5 high
EPSS
<1%p43
Published
()
Modified
Description

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

Vendors
mozilla
Products
firefox, thunderbird
Weakness
CWE-400
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news

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