CVE-2026-2806

CRITICAL EPSS 30.6%
Published Feb 24, 20264mo ago · Modified Apr 13, 20262mo ago
9.1 CVSS 3.1
Critical
Find Similar
Published Feb 24, 2026 4mo ago
Last Modified Apr 13, 2026 2mo ago

Description

Uninitialized memory in the Graphics: Text component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

CVSS Details

Base Score
9.1
Exploitability
3.9
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
30.6% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-457
CWE-908

Affected Products 2

VendorProductVersionRange
mozillafirefox* <148.0
mozillathunderbird* <148.0

References 3

  • bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=2006199
    Permissions Required
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2026-13/
    Vendor Advisory
  • mozilla.org https://www.mozilla.org/security/advisories/mfsa2026-16/
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.