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

Weblogic JSessionID Persistence

Problem this snippet solves: Contributed by: unRuleY, Summarized by: deb Note: The previous version of this iRule contained escaped newlines following the session command, which in versions 10.0 -...
Published Mar 18, 2015
Version 1.0
application delivery
devops
irules
LTM
persistence
Craig_Jameson's avatar
Craig_Jameson
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Jul 15, 2020

Is anyone using this iRule and upgraded to 14.x? We are receiving a TCL error now and it is causing all of our Virtual Servers configured to be inaccessible. <HTTP_REQUEST> - Can't call after responding - ERR_NOT_SUPPORTED (line 1) invoked from within "HTTP::path"

 

*Edit - We had an LTM Policy on the Virtual Server with the JSESSIONID Persistence iRule that was causing this issue.