CVE-2023-5561

NameCVE-2023-5561
DescriptionWordPress does not properly restrict which user fields are searchable via the REST API, allowing unauthenticated attackers to discern the email addresses of users who have published public posts on an affected website via an Oracle style attack
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3658-1, DSA-5685-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
wordpress (PTS)buster5.0.15+dfsg1-0+deb10u1vulnerable
buster (security)5.0.21+dfsg1-0+deb10u1fixed
bullseye5.7.8+dfsg1-0+deb11u2vulnerable
bullseye (security)5.7.11+dfsg1-0+deb11u1fixed
bookworm6.1.1+dfsg1-1vulnerable
bookworm (security)6.1.6+dfsg1-0+deb12u1fixed
trixie6.5.2+dfsg1-1fixed
sid6.5.3+dfsg1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
wordpresssourcebuster5.0.20+dfsg1-0+deb10u1DLA-3658-1
wordpresssourcebullseye5.7.11+dfsg1-0+deb11u1DSA-5685-1
wordpresssourcebookworm6.1.6+dfsg1-0+deb12u1DSA-5685-1
wordpresssource(unstable)6.3.2+dfsg1-1

Notes

https://wordpress.org/documentation/wordpress-version/version-6-3-2/
https://core.trac.wordpress.org/changeset/56840/

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