CVE-2026-2290 Server-side request forgery in Post Affiliate Pro
Authenticated administrators can exploit SSRF in Post Affiliate Pro to make arbitrary outbound requests and read response data.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-2290?
CVE-2026-2290 is a low-severity server-side request forgery vulnerability in jurajsim Post Affiliate Pro, published on 21 Mar 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
The Post Affiliate Pro plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 1.28.0. This makes it possible for authenticated attackers, with Administrator-level access, to make web requests to initiate arbitrary outbound requests from the application and read the returned response content. Successful exploitation was confirmed by receiving and observing response data from an external Collaborator endpoint.
Weakness: CWE-918
Which versions are affected by CVE-2026-2290?
How do I fix CVE-2026-2290?
No fix has been published for CVE-2026-2290 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-2290 being exploited?
There is no known exploitation of CVE-2026-2290 in the wild and no public exploit code.
Sources
Also known as GHSA-fhxr-xhmq-xjw7.