| Name | CVE-2019-17673 |
| Description | WordPress before 5.2.4 is vulnerable to poisoning of the cache of JSON GET requests because certain requests lack a Vary: Origin header. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-4599-1 |
| Debian Bugs | 942459 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| wordpress (PTS) | jessie, jessie (lts) | 4.1.35+dfsg-0+deb8u1 | fixed |
| stretch (security), stretch (lts), stretch | 4.7.23+dfsg-0+deb9u1 | fixed |
| buster (security), buster, buster (lts) | 5.0.21+dfsg1-0+deb10u1 | fixed |
| bullseye (security), bullseye | 5.7.11+dfsg1-0+deb11u1 | fixed |
| bookworm (security), bookworm | 6.1.6+dfsg1-0+deb12u1 | fixed |
| sid, trixie | 6.6.1+dfsg1-1 | fixed |
The information below is based on the following data on fixed versions.
Notes
[jessie] - wordpress <not-affected> (vulnerable code not present)
https://blog.wpscan.org/wordpress/security/release/2019/10/15/wordpress-524-security-release-breakdown.html
https://core.trac.wordpress.org/changeset/46478
https://github.com/WordPress/WordPress/commit/b224c251adfa16a5f84074a3c0886270c9df38de
https://wordpress.org/news/2019/10/wordpress-5-2-4-security-release/