mod_security "JSON support was not enabled" message

Solution Verified - Updated -


  • When I make a request I see this error being reported in error_log:
[:error] [pid 2796] [client ::1] ModSecurity: JSON support was not enabled [hostname "localhost"] [uri "/testing/"] [unique_id "VvPoZ-jS0eYMPsmDC@LUiAAAAAA"]
  • Does mod_security support libyajl?


  • Red Hat JBoss Web Server (JWS) 3.x
  • Red Hat JBoss Core Services (JBCS) 2.4.29
    • Mod_Security 2.9.1
  • Red Hat Software Collections (RHSCL) 3.3
    • Mod_Security 2.9.3
  • Red Hat Enterprise Linux (RHEL) 7.x
    • Mod_Security 2.4.6
  • Red Hat Enterprise Linux (RHEL) 8.x
    • Mod_Security 2.9.2

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