Same-origin policy bypass in the Networking: DNS component. This vulnerability was fixed in Firefox 153 and Firefox ESR 140.13.
History

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

Type Values Removed Values Added
Description Same-origin policy bypass in the Networking: DNS component. This vulnerability was fixed in Firefox 153 and Firefox ESR 140.13.
Title Same-origin policy bypass in the Networking: DNS component
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2026-07-21T12:37:56.371Z

Reserved: 2026-07-20T21:56:51.463Z

Link: CVE-2026-16381

cve-icon Vulnrichment

No data.

cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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