Vulnerability Description
A vulnerability was found in gorhill uBlock Origin up to 1.63.3b16. It has been classified as problematic. Affected is the function currentStateChanged of the file src/js/1p-filters.js of the component UI. The manipulation leads to inefficient regular expression complexity. It is possible to launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. Upgrading to version 1.63.3b17 is able to address this issue. The patch is identified as eaedaf5b10d2f7857c6b77fbf7d4a80681d4d46c. It is recommended to upgrade the affected component.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ublockorigin | Ublock Origin | < 1.63.3 |
| Debian | Debian Linux | 11.0 |
Related Weaknesses (CWE)
References
- https://github.com/gorhill/uBlock/commit/eaedaf5b10d2f7857c6b77fbf7d4a80681d4d46ExploitPatch
- https://github.com/gorhill/uBlock/releases/tag/1.63.3b17Release Notes
- https://vuldb.com/?ctiid.307194Permissions RequiredVDB Entry
- https://vuldb.com/?id.307194Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.562301Third Party AdvisoryVDB Entry
- https://lists.debian.org/debian-lts-announce/2025/06/msg00013.htmlMailing List
- https://github.com/gorhill/uBlock/commit/eaedaf5b10d2f7857c6b77fbf7d4a80681d4d46ExploitPatch
FAQ
What is CVE-2025-4215?
CVE-2025-4215 is a vulnerability with a CVSS score of 3.1 (LOW). A vulnerability was found in gorhill uBlock Origin up to 1.63.3b16. It has been classified as problematic. Affected is the function currentStateChanged of the file src/js/1p-filters.js of the componen...
How severe is CVE-2025-4215?
CVE-2025-4215 has been rated LOW with a CVSS base score of 3.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-4215?
Check the references section above for vendor advisories and patch information. Affected products include: Ublockorigin Ublock Origin, Debian Debian Linux.