CVE-2025-4215

NameCVE-2025-4215
DescriptionA 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1104635

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ublock-origin (PTS)bullseye1.42.0+dfsg-1~deb11u1vulnerable
bookworm1.46.0+dfsg-1vulnerable
sid, trixie1.62.0+dfsg-1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ublock-originsource(unstable)(unfixed)1104635

Notes

https://github.com/gorhill/uBlock/commit/eaedaf5b10d2f7857c6b77fbf7d4a80681d4d46c (1.63.3b17)

Search for package or bug name: Reporting problems