CVE-2026-4726

Denial-of-service in the XML component

CVSS 7.5 HIGHEPSS 0.5%CWE-400

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

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

Produtos afetados

Mozilla · Firefox Mozilla · Thunderbird

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Referências

https://bugzilla.mozilla.org/show_bug.cgi?id=1955311 https://www.mozilla.org/security/advisories/mfsa2026-20/https://www.mozilla.org/security/advisories/mfsa2026-23/