CVE-2026-8945

Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.6 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=2003171	Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-46/	Vendor Advisory
https://access.redhat.com/security/cve/CVE-2026-8945
https://bugzilla.redhat.com/show_bug.cgi?id=2479863
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8945.json

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox:::::-:::*
	cpe:2.3:a:mozilla:firefox_focus::::::android::*

History

No history.

Information

Published : 2026-05-19 14:16

Updated : 2026-07-15 01:17

NVD link : CVE-2026-8945

Mitre link : CVE-2026-8945

CVE.ORG link : CVE-2026-8945

JSON object : View

Products Affected

mozilla

firefox_focus
firefox

CWE

CWE-693

Protection Mechanism Failure

CWE-653

Improper Isolation or Compartmentalization

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