CVE-2026-2802

MEDIUM EPSS 3.7%
Published Feb 24, 20264mo ago · Modified Apr 13, 20262mo ago
4.2 CVSS 3.1
Medium
Find Similar
Published Feb 24, 2026 4mo ago
Last Modified Apr 13, 2026 2mo ago

Description

Race condition in the JavaScript: GC component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

CVSS Details

Base Score
4.2
Exploitability
1.6
Impact
2.5
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
3.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-362

Affected Products 2

VendorProductVersionRange
mozillafirefox* <148.0
mozillathunderbird* <148.0

References 3

  • bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=2011069
    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.