CVE-2026-18809

MEDIUM CVSS 3.1: 6.5 EPSS 0.21%
Updated Aug 04, 2026
Firefox
Parameter Value
CVSS 6.5 (MEDIUM)
Type CWE-200 (Information Exposure)
Vendor Firefox
Public PoC No

Information disclosure in Firefox for Android and Firefox Focus for Android. This vulnerability was fixed in Firefox 153.0.3.

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
None
No data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)