GHSA-q9w5-hr49-h5h8
GitHub Security Advisory
⚠ Unreviewed
HIGH
Has CVE
Advisory Details
WebExtensions can bypass normal restrictions in some circumstances and use "browser.tabs.executeScript" to inject scripts into contexts where this should not be allowed, such as pages from other WebExtensions or unprivileged "about:" pages. This vulnerability affects Firefox < 59.
Related CVEs
Key Information
7.5
/10
Dataset
Last updated: September 12, 2025 6:34 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.