Cross-site Request Forgery (CSRF) Affecting Firefox package, versions [,138.0b1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-UNMANAGED-FIREFOX-10231807
- published23 May 2025
- disclosed29 Apr 2025
- creditChris P. Fredrickson
Introduced: 29 Apr 2025
CVE-2025-4088 (opens in a new tab)How to fix?
Upgrade Firefox to version 138.0b1 or higher.
Overview
Affected versions of this package are vulnerable to Cross-site Request Forgery (CSRF) via the Storage Access API. An attacker can set up a malicious website and use it to redirect credentialed requests of an authenticated user to arbitrary an endpoints on any site that had invoked the Storage Access API.