Description
Use-after-free in the DOM: Workers component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
Published: 2026-10-13
Score: 5.4 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Tue, 13 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 13 Oct 2026 18:30:00 +0000

Type Values Removed Values Added
Description Use-after-free in the DOM: Workers component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5. Use-after-free in the DOM: Workers component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
References

Tue, 13 Oct 2026 16:30:00 +0000

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

Tue, 13 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'}


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

Type Values Removed Values Added
Description Use-after-free in the DOM: Workers component. This vulnerability was fixed in Firefox 158 and Firefox ESR 153.5.
Title Use-after-free in the DOM: Workers component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-10-13T18:17:11.519Z

Reserved: 2026-10-13T00:29:57.019Z

Link: CVE-2026-109752

cve-icon Vulnrichment

Updated: 2026-10-13T14:13:23.339Z

cve-icon NVD

Status : Deferred

Published: 2026-10-13T13:17:26.100

Modified: 2026-10-13T19:18:39.410

Link: CVE-2026-109752

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-13T18:30:07Z

Weaknesses