Vulnerability · Published Dec 14, 2022 · Assigned by WPScan
CVE-2022-3590WP <= 6.1.1 - Unauthenticated Blind SSRF via DNS Rebinding
Medium 5.9
In plain English
A medium-severity security flaw in WordPress from WordPress. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 3.4% (higher than 89% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei, public proof-of-concept code.
Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)3.4%top 11.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack tooling2Nuclei, Public PoC
Official description
WordPress is affected by an unauthenticated blind SSRF in the pingback feature. Because of a TOCTOU race condition between the validation checks and the HTTP request, attackers can reach internal hosts that are explicitly forbidden.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | wordpress | no fix listed | DEBIAN-CVE-2022-3590 |
| Debian:13 | wordpress | no fix listed | DEBIAN-CVE-2022-3590 |
| Debian:14 | wordpress | no fix listed | DEBIAN-CVE-2022-3590 |
| Ubuntu:22.04:LTS | wordpress | no fix listed | UBUNTU-CVE-2022-3590 |
| Ubuntu:24.04:LTS | wordpress | no fix listed | UBUNTU-CVE-2022-3590 |
| Ubuntu:25.10 | wordpress | no fix listed | UBUNTU-CVE-2022-3590 |
| Ubuntu:26.04:LTS | wordpress | no fix listed | UBUNTU-CVE-2022-3590 |
| Ubuntu:26.10 | wordpress | no fix listed | UBUNTU-CVE-2022-3590 |
Affected products (as reported)
References
- https://wpscan.com/vulnerability/c8814e6e-78b3-4f63-a1d3-6906a84c1f11 exploit, vdb-entry, technical-description
- https://blog.sonarsource.com/wordpress-core-unauthenticated-blind-ssrf/