Disclaimer

Hotfix versions were inferred because the vendor did not list them explicitly: 11.0.3-h1, 11.0.3-h2

The earliest recollection of this bug is traced back to PAN-OS 11.0.0 - July 22, 2025. This bug is fixed in PAN-OS versions 11.0.3-h3, 11.1.0. If you enable explicit proxy mode for the web proxy, intermittent errors and unexpected TCP reconnections may occur. Fixed an issue where, when explicit proxy mode was enabled for the web proxy, intermittent errors and unexpected TCP reconnections occurred. Fixed an issue where if you enabled explicit proxy mode for the web proxy, intermittent errors and unexpected TCP reconnections may have occurred. For more information: https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-0-known-and-addressed-issues/pan-os-11-0-0-known-issues https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-1-known-and-addressed-issues/pan-os-11-0-1-known-issues https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-2-known-and-addressed-issues/pan-os-11-0-2-known-issues https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-3-known-and-addressed-issues/pan-os-11-0-3-h3-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-3-known-and-addressed-issues/pan-os-11-0-3-known-issues https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-4-known-and-addressed-issues/pan-os-11-0-4-known-issues https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-5-known-and-addressed-issues/pan-os-11-0-5-known-issues https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-release-notes/pan-os-11-0-6-known-and-addressed-issues/pan-os-11-0-6-known-issues https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-0-known-and-addressed-issues/pan-os-11-1-0-addressed-issues