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ExploitFixer 4.0.8

Protect your server. Fix crash, dupe, packets exploits. The ultimate spigot security plugin.

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3.6.7 Dec 20, 2025
ExploitFixer - Update 3.6.7
  • Added performance counter for nbt to detect lag issues.
  • Drop issue when when closing anvil was fixed.
  • Handle multishot enchantment gracefully.
  • Fix crafting drop remainder issue.
  • Use packets to detect drop exploits.
  • Now the flag limit will show exact setting to change.
  • Increase default color limit to 42.
3.6.6 Dec 9, 2025
ExploitFixer - Update 3.6.6

You need to update HamsterAPI or this update will give you errors!

  • Added native fix for beehive exploit.
  • Fixed item analysis false positive with armor slots.
  • Reduced cooldown for throwing xp bottles by default.
  • Fixed failed to send packet on 1.20+.
  • Fixed packet limiter issues with some signs.
  • Fixed issues with some player null.
  • Fixed book limit removal listener throwing errors.
3.6.4 Nov 7, 2025
ExploitFixer - Update 3.6.4
  • Fixed lag from Folia libraries.
3.6.2 Oct 29, 2025
ExploitFixer - Update 3.6.2
  • Fixed Vulcan AntiCheat when players from different version join. (ViaVersion hook)
  • Configurable firework explosion power limit.
  • Fix default value of click_and_throw to fix throwing armors from inventory.
3.6.1 Oct 26, 2025
ExploitFixer - Update 3.6.1
  • Fixed 1.19-1.20 support for packet transaction out of order issue.
3.6.0 Oct 25, 2025
ExploitFixer - Update 3.6.0
  • Fully fixed stage 2 of packet funnel disconnecting because of packet out of order. Fixed Vulcan support!
3.5.8 Oct 12, 2025
ExploitFixer - Update 3.5.8


  • Fix prevent swap not being able to be disabled on modern servers. Now improved swap of armor slots thanks to modern support.

 
3.5.7 Oct 12, 2025
ExploitFixer - Update 3.5.7
  • Fixed anti-cheat support yet again. (Now working!)
3.5.6 Oct 10, 2025
3.5.6 Oct 8, 2025
3.5.6 Oct 8, 2025
3.5.6 Oct 8, 2025
ExploitFixer - Update 3.5.6
  • Fixed all remaining false positives with Item Analysis.
  • Fixed whitelist not working for PacketFunnel (no more vulcan kicks)
3.5.5 Oct 5, 2025
3.5.5 Oct 5, 2025
ExploitFixer - Update 3.5.5
  • Scrap all the other Fly Crash sub-modules and only keep Max null chunks per second.
3.5.4 Oct 3, 2025
3.5.4 Oct 3, 2025
ExploitFixer - Update 3.5.4
  • Fixed false positives in many checks on default config.
  • Fixed false positives with the fly crash module.
3.5.3 Oct 1, 2025
ExploitFixer - Update 3.5.3 (MC 1.21.9 SECURITY UPDATE)
  • Compensate for workbenchs for throwing cooldown.
  • Extreme improvements for null chunk checks. (Fixed false positives)
  • Increased default nbt limits for flags. (Fixed false positives)
3.5.2 Sep 25, 2025
3.5.2 Sep 25, 2025
ExploitFixer - Update 3.5.2
  • Apply default limit for max_flags.
  • Allow invisible item frames configurable on creative sanitizer.
  • Fix creative sanitizer armor trims.
3.5.1 Sep 25, 2025
ExploitFixer - Update 3.5.1
  • Extreme memory improvements to reduce overall footprint.
  • Extreme improvement on Item Analysis for using hashes.
  • No re-hashing for inventories that were already hashed.
  • Performance improvements, less useless code running with no reasons.
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