cve.bz

CVE-2026-4688

10.0 criticalEPSS 0.6%

Critical (10.0) in mozilla firefox. EPSS 0.6% chance of exploitation in the next 30 days.

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Severity

CVSS 3.1

10.0 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS
0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)
CWEs
CWE-416, CWE-825
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON