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

Forum Discussion

boneyard's avatar
Jul 14, 2014

should HTTP::header exists <name> return true for empty headers?

it seems that HTTP::header exists "random-header" doesn't return true if random-header exists but is empty.   is this expected behaviour or am I doing something wrong?