Description
Information disclosure, privilege escalation in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5.
Published: 2026-10-13
Score: 8.8 High
EPSS: n/a
KEV: No
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, 13 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-200
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 13 Oct 2026 13:00:00 +0000

Type Values Removed Values Added
Description Information disclosure, privilege escalation in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5.
Title Information disclosure, privilege escalation in the Security: Process Sandboxing component
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-10-13T14:58:15.100Z

Reserved: 2026-10-13T00:29:18.217Z

Link: CVE-2026-109709

cve-icon Vulnrichment

Updated: 2026-10-13T14:58:05.278Z

cve-icon NVD

Status : Received

Published: 2026-10-13T13:17:21.020

Modified: 2026-10-13T15:17:37.407

Link: CVE-2026-109709

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-200

    Exposure of Sensitive Information to an Unauthorized Actor