CVE-2020-11030

NameCVE-2020-11030
DescriptionIn affected versions of WordPress, a special payload can be crafted that can lead to scripts getting executed within the search block of the block editor. This requires an authenticated user with the ability to add content. This has been patched in version 5.4.1, along with all the previously affected versions via a minor release (5.3.3, 5.2.6, 5.1.5, 5.0.9, 4.9.14, 4.8.13, 4.7.17, 4.6.18, 4.5.21, 4.4.22, 4.3.23, 4.2.27, 4.1.30, 4.0.30, 3.9.31, 3.8.33, 3.7.33).
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 severitylow
Debian Bugs959391

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
wordpress (PTS)jessie4.1+dfsg-1+deb8u17fixed
jessie (security)4.1.30+dfsg-0+deb8u1fixed
stretch4.7.5+dfsg-2+deb9u5fixed
stretch (security)4.7.5+dfsg-2+deb9u6fixed
buster5.0.4+dfsg1-1+deb10u1fixed
buster (security)5.0.4+dfsg1-1+deb10u2fixed
bullseye, sid5.4.1+dfsg1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
wordpresssource(unstable)5.4.1+dfsg1-1959391
wordpresssourcebuster(not affected)
wordpresssourcejessie(not affected)
wordpresssourcestretch(not affected)

Notes

[buster] - wordpress <not-affected> (Vulnerable code not present)
[stretch] - wordpress <not-affected> (Vulnerable code not present)
[jessie] - wordpress <not-affected> (Vulnerable code not present)
https://core.trac.wordpress.org/changeset/47636
https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-vccm-6gmc-qhjh
https://wordpress.org/support/wordpress-version/version-5-4-1/#security-updates
Fixed by: https://github.com/WordPress/wordpress-develop/commit/ec05c8b897ef4ae77fc0cba576573e90a726a52f

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