9.8

CVE-2026-16375

Site isolation issue in the Networking: HTTP component

Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox SwEdition esr Version < 140.13.0
Mozilla ≫ Firefox SwEdition - Version < 153.0.0
Mozilla ≫ Thunderbird Version < 140.13.0
Mozilla ≫ Thunderbird Version >= 141.0 < 153.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.21% 0.112
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-346 Origin Validation Error

The product does not properly verify that the source of data or communication is valid.

https://www.mozilla.org/security/advisories/mfsa2026-68/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-70/
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=2032140
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-71/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2026-72/
Vendor Advisory