10

CVE-2026-0881

Sandbox escape in the Messaging System component

Sandbox escape in the Messaging System component. This vulnerability was fixed in Firefox 147 and Thunderbird 147.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox SwEdition - Version < 147.0
Mozilla ≫ Thunderbird SwEdition - Version < 147.0
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.32% 0.244
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 10 3.9 6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
0b0ca135-0b70-47e7-9f44-1890c2a1c46c 7.5 1.6 5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-284 Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

CWE-693 Protection Mechanism Failure

The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

https://www.mozilla.org/security/advisories/mfsa2026-01/
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=2005845
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-04/
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2428970
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-0881.json
https://access.redhat.com/security/cve/CVE-2026-0881