Patch history

1. Mar 31, 2026·VEIN 0.023 - Hotfix 4 Released

   • ≈🐛Bug fixalert trigger

     Melee attacks now correctly alert zombies, ensuring combat encounters trigger as intended.

     behavior

   • ≈🐛Bug fixappearance serialization

     Fixed invalid serialization of character appearance for zombies to prevent visual glitches or crashes.

     behavior

2. Jan 22, 2026·0.022 Hotfix 18 Released

   • ≈🐛Bug fixspawn locationsky→ground

     Prevented zombies from spawning in the sky when the player is noclipping at high altitudes.

     bugfix

3. Oct 25, 2025·0.022 Hotfix 2 Released

   • ≈🐛Bug fixMeleeaudio occlusion

     Zombie melee audio is now correctly occluded, preventing punches from being heard through walls.

     Fixes sound leaking

   • ≈🎯BehaviorAItarget persistence

     Zombies will no longer continue attacking doors once they have lost sight of all players.

     Fixes door attacking

   • ≈✨Newwalker percentage—→Added

     Added a new setting to adjust the percentage of zombie walkers.

     New setting

4. Oct 8, 2025·VEIN 0.021 Hotfix 2

   • ≈🎯Behaviorpathing

     Reduced the frequency of zombies getting caught on furniture.

5. Jul 11, 2025·VEIN 0.019 Hotfix 7 Released

   • ≈🐛Bug fixVariety

     Fixed a bug where zombie variety was broken, specifically causing runners to all appear as blonde women.

     Visual bug

   • ≈🐛Bug fixTargeting AI

     Fixed zombies not consistently looking at their target when two or more players were nearby.

     AI behavior

6. Jun 14, 2025·VEIN 0.019 Hotfix 3 Released

   • ≈🎯Behaviornetworking

     Improved networking for zombie appearances to reduce visual discrepancies between players.

     quality

   • ≈🐛Bug fixcorpse physics

     Fixed an issue where corpse feet appeared floppy.

     visual

7. Jun 9, 2025·VEIN 0.019 Hotfix 2 Released-1

   • ≈🎯Behavioraggro behavior

     Zombies no longer visually track players who have only been heard, improving stealth realism.

     Fixed zombies looking at player when they only heard them

   • ▼🎯Behaviorpursuit intensity—→Increased

     Zombies are now more aggressive and persistent when chasing the player.

     Zombies pursue you much harder

   • ≈🔁Reworkmovement speedUnified→Separated

     Walking and running speeds for zombies are now handled by separate settings for finer tuning.

     Separate zombie run, walk speed settings

8. Nov 4, 2024·VEIN 0.014 Hotfix 9 Released-1

   • ≈🐛Bug fixTransformationzombie loopLooping→Fixed

     Fixed a critical bug where players becoming zombies would get trapped in a loop of transforming.

     Bugfix

   • ≈🐛Bug fixbase damageActive→Disabled

     Fixed an issue where zombies could damage bases even when base damage was disabled.

     Bugfix

   • ▼🐛Bug fixHordescooldownNone→Added

     Small hordes now correctly have a cooldown, preventing them from spawning too frequently.

     Bugfix

9. Oct 20, 2024·VEIN 0.014 Hotfix 4 Released

   • ≈🐛Bug fixBiteBitten condition

     Zombie bites now consistently apply the Bitten condition, ensuring combat mechanics work as intended.

     Fix zombie bites not always given the Bitten condition

10. Jul 9, 2024·VEIN 0.012 Hotfix 8 Released-1

    • ▼🐛Bug fixSleepstagger/stunPossible→Impossible

      Fixed a bug where zombies could be staggered or stunned while they were asleep.

      Zombies no longer stagger while asleep.

11. Jul 2, 2024·VEIN 0.012 Hotfix 4 Released

    • ≈🎯Behaviorcollision

      Prevented zombies from phasing through vehicles when moving at high speeds, improving collision reliability.