CVE-2021-43540
UNKNOWN
Published 2021-12-08T21:20:08
Actions:
Expert Analysis
Professional remediation guidance
Get tailored security recommendations from our analyst team for CVE-2021-43540. We'll provide specific mitigation strategies based on your environment and risk profile.
No CVSS data available
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.
Available Exploits
No exploits available for this CVE.
Related News
No news articles found for this CVE.
Affected Products
Affected Versions:
GitHub Security Advisories
Community-driven vulnerability intelligence from GitHub
⚠ Unreviewed
MODERATE
GHSA-vj37-39rq-5f3g
Advisory Details
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.
CVSS Scoring
CVSS Score
5.0
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
References
Advisory provided by GitHub Security Advisory Database. Published: December 9, 2021, Modified: March 17, 2022
References
Published: 2021-12-08T21:20:08
Last Modified: 2024-08-04T04:03:06.919Z
Copied to clipboard!