Description
WebExtensions with the correct permissions were able to create and install ServiceWorkers for third-party websites that would not have been uninstalled with the extension. This vulnerability affects Firefox < 95.
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
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-30469 | WebExtensions with the correct permissions were able to create and install ServiceWorkers for third-party websites that would not have been uninstalled with the extension. This vulnerability affects Firefox < 95. |
Ubuntu USN |
USN-5186-1 | Firefox vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2024-08-04T04:03:06.919Z
Reserved: 2021-11-08T00:00:00.000Z
Link: CVE-2021-43540
No data.
Status : Modified
Published: 2021-12-08T22:15:09.787
Modified: 2024-11-21T06:29:23.320
Link: CVE-2021-43540
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD
Ubuntu USN