Description
Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
Published: 2026-07-21
Score: 10 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Tue, 28 Jul 2026 00:15:00 +0000


Wed, 22 Jul 2026 20:00:00 +0000

Type Values Removed Values Added
Description Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153. Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
References

Wed, 22 Jul 2026 16:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119
CWE-416
CWE-787
Metrics cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 22 Jul 2026 02:45:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Vendors & Products Mozilla
Mozilla firefox

Tue, 21 Jul 2026 12:45:00 +0000

Type Values Removed Values Added
Description Sandbox escape due to invalid pointer in the Disability Access APIs component. This vulnerability was fixed in Firefox 153.
Title Sandbox escape due to invalid pointer in the Disability Access APIs component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-07-22T19:18:26.247Z

Reserved: 2026-07-20T21:56:21.516Z

Link: CVE-2026-16367

cve-icon Vulnrichment

Updated: 2026-07-22T15:35:38.877Z

cve-icon NVD

No data.

cve-icon Redhat

Severity : Important

Publid Date: 2026-07-21T12:37:41Z

Links: CVE-2026-16367 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-07-27T16:30:16Z

Weaknesses
  • CWE-119

    Improper Restriction of Operations within the Bounds of a Memory Buffer

  • CWE-416

    Use After Free

  • CWE-787

    Out-of-bounds Write