CVE-2026-19050 ProSolution WP Client < 2.0.9 - Subscriber+ SSRF via proSol_url_validate
Authenticated users can trigger server-side requests to internal hosts due to missing URL validation and authorization checks in the ProSolution WP Client plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-19050?
CVE-2026-19050 is a medium-severity server-side request forgery vulnerability in Unknown ProSolution WP Client, published on 12 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The ProSolution WP Client WordPress plugin before 2.0.9 does not validate a user-supplied URL, and does not check the capability or nonce of the requester, before performing a server-side HTTP request with it, allowing any authenticated user, such as a subscriber, to make the site issue arbitrary requests to internal hosts and services, including requests with an attacker-chosen method, headers and body.
Weakness: CWE-918
Which versions are affected by CVE-2026-19050?
How do I fix CVE-2026-19050?
No fix has been published for CVE-2026-19050 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-2026-19050 being exploited?
There is no known exploitation of CVE-2026-19050 in the wild and no public exploit code.
Sources
Also known as GHSA-cjm3-jv49-2qgp.