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CVE-2026-3845

HIGH CVSS 3.1: 8.8 EPSS 0.05%
Updated Mar 10, 2026
Firefox
Parameter Value
CVSS 8.8 (HIGH)
Type CWE-122 (Heap-based Buffer Overflow)
Vendor Firefox
Public PoC No

Heap buffer overflow in the Audio/Video: Playback component in Firefox for Android. This vulnerability affects Firefox < 148.0.2.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1