Warzone Patch Notes
Updated summary of the official Call of Duty: Warzone patches. The information below summarizes the most important changes published by Raven Software and Call of Duty.
Last UIS OFBR update: September 21, 2026
Season 06 · September 17, 2026
Season 06 is live. The official notes include Haunted Hollow, Giant Infected, Winstreak Challenges and a shortened Ranked Play: Resurgence season. For weapon balance, UIS OFBR highlights nerfs to the AN-94, VST, REV-46 and MK35 ISR, with improvements to the EGRT-17, M15 MOD 0 and Voyak KT-3. For exact values and later corrections, always check the official Season 06 notes e il UIS OFBR buffs and nerfs summary.
Season 05 · August 12, 2026
Juggernaut, HKD and bug fixes
Juggernaut health now scales with squad size: unchanged in Quads, 70% in Duos and 50% in Solos. Hunter Killer Drones received changes to damage, search radius and duration. Issues involving reloads, Quick Fix, rewards and Gunsmith were also fixed.
Season 05 · July/August 2026
Drone Labs and new events
Drone Labs was added to Verdansk, with Lockdown Casual, Heavy Metal Heroes and Supply Drones introduced. Ranked also received new restrictions for the Mammoth LMG and selected conversion kits to keep the competitive environment more stable.
Season 04 Reloaded · July 15, 2026
Classified Weapon and contracts
The frequency of the Classified Weapon event was slightly reduced and its holder-tracking system was changed. Cash rewards from the Supply Run contract were also improved.
Season 04 · June 16, 2026
Fortune’s Keep and Ranked
Fortune’s Keep returned with updated areas and joined the Ranked Resurgence pool. Buy Stations were increased on Avalon and Verdansk, while Ranked matchmaking, the loot pool and numerous stability and interface issues were improved.
Season 03 Reloaded · May 21, 2026
Rejoin, Napalm and ground loot
Rejoin was enabled during prematch in standard playlists, Napalm Strike flame damage was reduced, and vehicles and ground loot were updated. New items and tactical tools such as EMP Grenade, Cluster Grenade and Sensor Dart were added.
2026 archive
Previous patches
Patches for Season 03, Season 02 Reloaded, Season 02 and Season 01 Reloaded are also available. UIS OFBR will keep a summary here of the changes that most affect gameplay, Ranked, weapons, maps and tournaments.
Official source: Call of Duty Patch Notes · Warzone News