Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Forum Discussion

mikegray_198028's avatar
mikegray_198028
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Feb 13, 2017

http_process_state_prepend

Hello team Can someone tell me the reason behind this error, we are running V 11.5.1 http_process_state_prepend - Invalid action:0x109010 (Server side: vip=/Common/proxy_test profile=http pool=...
application delivery
LTM
Vijay_E's avatar
Vijay_E
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Feb 13, 2017

Did you look at K5922 ? Generally, the application is breaking the RFC2616 standards. If you remove the HTTP profile, you will stop seeing the errors. However, the final fix is on the application side.