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

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mspah_172152's avatar
mspah_172152
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Jan 02, 2015

recv parameter contains an invalid regular expression (Invalid preceding regular expression).

Hey guys, I'm trying to create a http monitor that uses a regular expression. I keep receiving this error message when trying to input the command recv parameter contains an invalid regular expr...