Description
Incorrect boundary conditions in the JavaScript: GC component. This vulnerability was fixed in Firefox 160, Firefox ESR 153.7, Thunderbird 160, and Thunderbird 153.7.
Published: 2026-11-10
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, 10 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
Description Incorrect boundary conditions in the JavaScript: GC component. This vulnerability was fixed in Firefox 160, Firefox ESR 153.7, and Thunderbird 160. Incorrect boundary conditions in the JavaScript: GC component. This vulnerability was fixed in Firefox 160, Firefox ESR 153.7, Thunderbird 160, and Thunderbird 153.7.
References

Tue, 10 Nov 2026 19:00:00 +0000

Type Values Removed Values Added
Description Incorrect boundary conditions in the JavaScript: GC component. This vulnerability was fixed in Firefox 160 and Firefox ESR 153.7. Incorrect boundary conditions in the JavaScript: GC component. This vulnerability was fixed in Firefox 160, Firefox ESR 153.7, and Thunderbird 160.
References

Tue, 10 Nov 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-120
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'}

Tue, 10 Nov 2026 13:45:00 +0000

Type Values Removed Values Added
Description Incorrect boundary conditions in the JavaScript: GC component. This vulnerability was fixed in Firefox 160 and Firefox ESR 153.7.
Title Incorrect boundary conditions in the JavaScript: GC component
References

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-11-10T20:24:16.891Z

Reserved: 2026-11-09T14:45:40.489Z

Link: CVE-2026-124870

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-11-10T14:17:19.527

Modified: 2026-11-10T21:19:11.747

Link: CVE-2026-124870

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-120

    Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')