CVE-2026-16542 Import and export users and customers < 2.4.5 - Admin+ SSRF via bp_avatar
High-privileged users can perform Server-Side Request Forgery attacks via unvalidated URLs during CSV import in the Import and export users and customers plugin.
- 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-2026-16542?
CVE-2026-16542 is a medium-severity server-side request forgery vulnerability in Unknown Import and export users and customers, published on 20 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
The Import and export users and customers WordPress plugin before 2.4.5 does not validate a user-supplied URL before requesting it server-side during a CSV import, allowing high-privileged users to perform Server-Side Request Forgery attacks.
Weakness: CWE-918
Which versions are affected by CVE-2026-16542?
How do I fix CVE-2026-16542?
No fix has been published for CVE-2026-16542 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-2026-16542 being exploited?
There is no known exploitation of CVE-2026-16542 in the wild and no public exploit code.
Sources
Also known as GHSA-h9fx-ggrg-2982.