Description
WordPress before 5.2.4 has a Server Side Request Forgery (SSRF) vulnerability because Windows paths are mishandled during certain validation of relative URLs.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | wordpress | 5.2.4+dfsg1-1 | — |
| Debian 13 | wordpress | 5.2.4+dfsg1-1 | — |
| Debian 12 | wordpress | 5.2.4+dfsg1-1 | — |
| Debian 10 | wordpress | 5.0.17+dfsg1-0+deb10u1 | DLA-3141-1 |
| Debian 9 | wordpress | 4.7.18+dfsg-1+deb9u1 | DLA-2371-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 8 | wordpress | 4.1.28+dfsg-0+deb8u1 | DLA-1980-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | wordpress | No fix yet | — |
| Ubuntu 16.04 LTS | wordpress | No fix yet | — |
Advisories 3
- DLA-2371-1 wordpress - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3141-1 wordpress - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1980-1 wordpress - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://blog.wpscan.org/wordpress/security/release/2019/10/15/wordpress-524-security-release-breakdown.html
- https://wordpress.org/news/2019/10/wordpress-5-2-4-security-release/
- https://core.trac.wordpress.org/changeset/46472
- https://github.com/WordPress/WordPress/commit/9db44754b9e4044690a6c32fd74b9d5fe26b07b2
- https://wpvulndb.com/vulnerabilities/9912
- [debian-lts-announce] 20191105 [SECURITY] [DLA 1980-1] wordpress security update mailing-list
- [debian-lts-announce] 20200911 [SECURITY] [DLA 2371-1] wordpress security update mailing-list
- [debian-lts-announce] 20221010 [SECURITY] [DLA 3141-1] wordpress security update mailing-list