A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored. This could lead to connections to restricted origins from inside WebWorkers. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2023-06-02T00:00:00

Updated: 2024-08-02T10:35:33.382Z

Reserved: 2023-01-16T00:00:00

Link: CVE-2023-23602

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2023-06-02T17:15:10.777

Modified: 2023-06-08T16:34:02.743

Link: CVE-2023-23602

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-01-17T00:00:00Z

Links: CVE-2023-23602 - Bugzilla