7.5

CVE-2026-4726

Denial-of-service in the XML component

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox SwEdition- Version < 149.0
Mozilla ≫ Thunderbird SwEdition- Version < 149.0
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.53% 0.405
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource.

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