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

Forum Discussion

PG0581's avatar
PG0581
Icon for Cirrus rankCirrus
Dec 16, 2022

iRule to filter on URIs and strings in the body of the payload

Hello, I am working on another iRule to filter on a couple of URIs and a couple of strings in the body of the payload, when a POST is made from the client, and if these all match drop. So far from w...
devops
security
Omar2's avatar
Omar2
Icon for Cirrus rankCirrus
Dec 16, 2022

Hello PG0581,

I see it is going to fly but I recommend to delete this part >>>>  [HTTP::header "Content-length"] ne "" &&  and the rest of the I-rule seems to be fine.