CVEvulnerability

CVE-2026-92050

9.1 CRITICAL Published 2026-09-15 Modified 2026-10-05 Official page ↗
Status
Analyzed
Published
2026-09-15
Last modified
2026-10-05
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
9.1 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Weaknesses
CWE-362

Description

Sandbox escape due to race condition in the XPConnect component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

Affected configurations

• mozilla firefox (< 156.0.0) • mozilla thunderbird (< 156.0)

Related

Weakness · CWE (1)

  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness

References