CVE-2022-24729

NameCVE-2022-24729
DescriptionCKEditor4 is an open source what-you-see-is-what-you-get HTML editor. CKEditor4 prior to version 4.18.0 contains a vulnerability in the `dialog` plugin. The vulnerability allows abuse of a dialog input validator regular expression, which can cause a significant performance drop resulting in a browser tab freeze. A patch is available in version 4.18.0. There are currently no known workarounds.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ckeditor (PTS)stretch4.5.7+dfsg-2vulnerable
stretch (security)4.5.7+dfsg-2+deb9u1vulnerable
buster4.11.1+dfsg-1vulnerable
bullseye4.16.0+dfsg-2vulnerable
bookworm, sid4.16.2+dfsg-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ckeditorsource(unstable)(unfixed)

Notes

https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-f6rf-9m92-x2hh

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