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Patch Notes

Warzone, Modern Warfare 4 & Black Ops 7 updates in plain English, straight from the official notes.

Last checked: Sun 1 Nov 2026, 17:45 (UK time)

Coming up: MW4 & Warzone Season 1 drops 6 Nov

Midnight ET on 6 Nov = 05:00 UK time

Warzone gets two new maps, Hajin and Zodiac, and Verdansk and Rebirth Island return as MW4 is fully integrated. MW4 gets Backstab, Canyon and a reimagined Shoot House, Grind and Drop Zone, the DMZ X01 facility, and the CSG-35 SMG and Cronen Osprey AR. Activision says a full Warzone Season 1 roadmap is coming on 2 Nov.

Source: Call of Duty blog

Modern Warfare 4 NEW Infinity Ward

MW4 update – 30 Oct

TL;DR: Infected joins for Halloween weekend, DMZ cash rewards roughly doubled, and exploits on Coal closed.
Maps, modes & playlists
Exploits & glitches fixed
Bug fixes
Modern Warfare 4 Infinity Ward

MW4 update – 29 Oct

TL;DR: New Possession Halloween mode, higher Multiplayer XP, more DMZ cash, and out-of-bounds exploits on Mumbai closed.
Maps, modes & playlists
Exploits & glitches fixed
Bug fixes
Modern Warfare 4 Infinity Ward

MW4 update – 28 Oct: first weapon tuning

TL;DR: First MW4 weapon tuning pass: SMGs get better arm damage, a few ARs lose upper-body damage, and dive speed after a sprint jump is cut 23% to stop a movement exploit.
Weapon buffs
Weapon nerfs
Maps, modes & playlists
Exploits & glitches fixed
Bug fixes
Modern Warfare 4 Infinity Ward

MW4 update – 25 Oct

TL;DR: XP for a kill in Search and Destroy and Collateral tripled (100 → 300), the bomb-stretching fix rolled back, and several DMZ exploits closed.
Weapon nerfs
Maps, modes & playlists
Exploits & glitches fixed
Bug fixes
Modern Warfare 4 Infinity Ward

MW4 update – 24 Oct

TL;DR: Stability fixes, better Hijack spawns, an S&D defuse-from-distance fix and more DMZ stuck spots on Hajin removed.
Maps, modes & playlists
Exploits & glitches fixed
Bug fixes
Modern Warfare 4 Infinity Ward

MW4 launch day update – 23 Oct

TL;DR: Launch day fixes: Prestige camo lock bug, Hajin rock stuck spots and DMZ disconnects. Gas masks and parachutes now last as intended; FFA allows parties of up to 4.
Maps, modes & playlists
Bug fixes
Warzone Raven Software

Warzone Season 06 update – 14 Oct

TL;DR: Eleven weapon tweaks and the fix for the Black Market Self-Revive stacking exploit that let players live in the gas.
Weapon buffs
Weapon nerfs
Exploits & glitches fixed
Bug fixes
Black Ops 7 Treyarch

Black Ops 7 Season 06 update – final weapon balance pass (live 15 Oct)

TL;DR: Treyarch's final major weapon balancing pass for Black Ops 7 plus the final Zombies game update. Newest weapons and shotguns get toned down, older weapons get buffs.
Weapon buffs
Weapon nerfs
Maps, modes & playlists
Bug fixes
Warzone Raven Software

Warzone Season 06 update – 7 Oct

TL;DR: C4 now has a longer detonation delay, fewer Supply Drones fly at once, and a helicopter crash-damage dodge is fixed.
Weapon nerfs
Maps, modes & playlists
Exploits & glitches fixed
Bug fixes
Black Ops 7 Treyarch

Black Ops 7 Season 06 update – 7 Oct

TL;DR: A small Zombies update that closes an infinite Void Claw exploit on Rex Infernus.
Exploits & glitches fixed
Bug fixes
Warzone Raven Software

Warzone Season 06 update – 30 Sep

TL;DR: Big anti-gas-camping update: gas damage now ramps up to 10x the longer you stay in, and Self-Revives, Stims and Decon Stations left deep in the gas get cleaned up every circle.
Weapon nerfs
Maps, modes & playlists
Bug fixes
Black Ops 7 Treyarch

Black Ops 7 Season 06 update – 30 Sep

TL;DR: More VMP attachments allowed in Ranked Play, Zombies exploit spots closed on Rex Infernus, and a stack of Boss Rush fixes.
Maps, modes & playlists
Exploits & glitches fixed
Bug fixes
Warzone Raven Software

Warzone Season 06 update – 24 Sep

TL;DR: Closes the self-damage cash farm, the Bank Vault god-mode exploit and the Fortune's Keep boat Exclusion Zone exploit; no more C4 in Last Stand.
Weapon nerfs
Exploits & glitches fixed
Bug fixes
Black Ops 7 Treyarch

Black Ops 7 Season 06 update – 24 Sep

TL;DR: VMP unrestricted in Ranked Play, Warden 308 akimbo toggle fixed and a long list of Rex Infernus Zombies fixes.
Maps, modes & playlists
Exploits & glitches fixed
Bug fixes
Warzone Raven Software

Warzone Season 06 launch – Haunted Hollow

TL;DR: Season 06 arrives: Haven's Hollow becomes Haunted Hollow with a Ghost Train, Trick or Treat pumpkins, power-ups and a Low Gravity Zone, plus the Giant Infected LTM and the DOOM Event Pass.
Maps, modes & playlists

Summaries by Total Carnage; every entry links to the official Call of Duty patch notes. Fan site, not affiliated with Activision.

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