pcs WebUI missing cache-control headers

Solution Verified - Updated -

Issue

  • A security scan of RHEL showed that sensitive data may remain in browser after user leaves site due to missing Cache-Control headers on the pacemaker WebUI port (2224) used by pcsd.

Environment

  • Red Hat Enterprise Linux 6, 7, 8, 9 with High Availability or Resilient Storage Add-on

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