Description
When BIG-IP Advanced WAF is configured on a virtual server with Server-Side Request Forgery (SSRF) protection or when an NGINX server is configured with App Protect Bot Defense, undisclosed requests can disrupt new client requests. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| F5 | BIG-IP | 17.1.0 – < 17.1.2 | 17.1.2 |
| F5 | NGINX App Protect WAF | 4.0.0 – < 4.7.0 | 4.7.0 |
Advisories 2
- WID-SEC-2025-2310 F5 BIG-IP und F5OS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 31, 2026
- NCSC-2025-0319 Kwetsbaarheden verholpen in F5 Networks BIG-IP, F5OS en NGINX App Protect WAF NCSC-NL (Netherlands) · Mar 27, 2026
References
- https://my.f5.com/manage/s/article/K000148512 vendor-advisory