Trident Channeling Exploit

[justinmtech]

What happened:

Animals were killed in a Grief Prevention player claim by another players using the channeling enchant with tridents.

What you expected:

The animals should be immune to this.

Steps to reproduce:

1. Set weather to thunderstorm.
2. Find a claim with animals.
3. Throw trident at animals.
4. Animals get yeeted by lightning.

Server and GriefPrevention version:

Paste of /version: Paper-195 (1.14.4-R0.1-SNAPSHOT) Paste of /version GriefPrevention: 16.11.6

Stack trace/error or server log

None

GriefPrevention config.yml

GriefPrevention:
  SeaLevelOverrides:
    SurvivalMap: -1
    SurvivalMap_nether: -1
    SurvivalMap_the_end: -1
    FallPvP: -1
  Claims:
    Mode:
      FallPvP: Disabled
      SurvivalMap: Survival
      SurvivalMap_nether: Survival
      SurvivalMap_the_end: Survival
    PreventGlobalMonsterEggs: true
    PreventTheft: true
    ProtectCreatures: true
    PreventButtonsSwitches: true
    LockWoodenDoors: true
    LockTrapDoors: true
    LockFenceGates: true
    EnderPearlsRequireAccessTrust: true
    ProtectHorses: true
    ProtectDonkeys: true
    ProtectLlamas: true
    InitialBlocks: 1000
    Claim Blocks Accrued Per Hour:
      Default: 300
    Max Accrued Claim Blocks:
      Default: 20000
    Accrued Idle Threshold: 0
    AccruedIdlePercent: 0
    AbandonReturnRatio: 1.0
    AutomaticNewPlayerClaimsRadius: 4
    ExtendIntoGroundDistance: 5
    MinimumWidth: 5
    MinimumArea: 100
    MaximumDepth: 0
    InvestigationTool: STICK
    ModificationTool: GOLDEN_SHOVEL
    Expiration:
      ChestClaimDays: 7
      UnusedClaimDays: 14
      AllClaims:
        DaysInactive: 180
        ExceptWhenOwnerHasTotalClaimBlocks: 5000
        ExceptWhenOwnerHasBonusClaimBlocks: 5000
      AutomaticNatureRestoration:
        SurvivalWorlds: false
    AllowTrappedInAdminClaims: false
    MaximumNumberOfClaimsPerPlayer: 0
    CreationRequiresWorldGuardBuildPermission: true
    PortalGenerationRequiresPermission: false
    VillagerTradingRequiresPermission: true
    CommandsRequiringAccessTrust: /sethome
    DeliverManuals: true
    ManualDeliveryDelaySeconds: 30
    FireSpreadsInClaims: false
    FireDamagesInClaims: false
  Spam:
    Enabled: false
    LoginCooldownSeconds: 60
    LoginLogoutNotificationsPerMinute: 5
    ChatSlashCommands: /me;/global;/local
    WhisperSlashCommands: /tell;/pm;/r;/whisper;/msg
    WarningMessage: Please reduce your noise level.  Spammers will be banned.
    BanOffenders: false
    BanMessage: Banned for spam.
    AllowedIpAddresses: 1.2.3.4; 5.6.7.8
    DeathMessageCooldownSeconds: 120
    Logout Message Delay In Seconds: 0
  PvP:
    RulesEnabledInWorld:
      SurvivalMap: false
      SurvivalMap_nether: true
      SurvivalMap_the_end: false
      FallPvP: true
    ProtectFreshSpawns: false
    PunishLogout: true
    CombatTimeoutSeconds: 20
    AllowCombatItemDrop: true
    BlockedSlashCommands: /spawn;/home;/warp;/wild;/enderchest;/ec;/echest;/invsee;/einvsee;/back;/god;/fly;/heal;/fix;/tpa;/tpahere;/ptp;/tpaccept
    ProtectPlayersInLandClaims:
      PlayerOwnedClaims: true
      AdministrativeClaims: true
      AdministrativeSubdivisions: true
    AllowLavaDumpingNearOtherPlayers:
      PvPWorlds: false
      NonPvPWorlds: false
    AllowFlintAndSteelNearOtherPlayers:
      PvPWorlds: true
      NonPvPWorlds: false
    ProtectPetsOutsideLandClaims: false
  Economy:
    ClaimBlocksPurchaseCost: 20.0
    ClaimBlocksSellValue: 0.0
  ProtectItemsDroppedOnDeath:
    PvPWorlds: false
    NonPvPWorlds: true
  BlockLandClaimExplosions: true
  BlockSurfaceCreeperExplosions: true
  BlockSurfaceOtherExplosions: true
  LimitSkyTrees: true
  LimitTreeGrowth: false
  LimitPistonsToLandClaims: true
  FireSpreads: false
  FireDestroys: false
  AdminsGetWhispers: true
  AdminsGetSignNotifications: true
  SmartBan: false
  Mute New Players Using Banned Words: false
  MaxPlayersPerIpAddress: 5
  Siege:
    Worlds: []
    BreakableBlocks:
    - DIRT
    - GRASS_BLOCK
    - GRASS
    - FERN
    - DEAD_BUSH
    - COBBLESTONE
    - GRAVEL
    - SAND
    - GLASS
    - GLASS_PANE
    - OAK_PLANKS
    - SPRUCE_PLANKS
    - BIRCH_PLANKS
    - JUNGLE_PLANKS
    - ACACIA_PLANKS
    - DARK_OAK_PLANKS
    - WHITE_WOOL
    - ORANGE_WOOL
    - MAGENTA_WOOL
    - LIGHT_BLUE_WOOL
    - YELLOW_WOOL
    - LIME_WOOL
    - PINK_WOOL
    - GRAY_WOOL
    - LIGHT_GRAY_WOOL
    - CYAN_WOOL
    - PURPLE_WOOL
    - BLUE_WOOL
    - BROWN_WOOL
    - GREEN_WOOL
    - RED_WOOL
    - BLACK_WOOL
    - SNOW
    DoorsOpenDelayInSeconds: 300
    CooldownEndInMinutes: 60
  EndermenMoveBlocks: false
  SilverfishBreakBlocks: false
  CreaturesTrampleCrops: false
  RabbitsEatCrops: true
  HardModeZombiesBreakDoors: false
  Database:
    URL: ''
    UserName: ''
    Password: ''
  UseBanCommand: false
  BanCommandPattern: kick %name% %reason%
  Advanced:
    fixNegativeClaimblockAmounts: true
    ClaimExpirationCheckRate: 60
    OfflinePlayer_cache_days: 90
  Abridged Logs:
    Days To Keep: 7
    Included Entry Types:
      Social Activity: true
      Suspicious Activity: true
      Administrative Activity: false
      Debug: false
      Muted Chat Messages: false
``

[Jikoo]

Please update to 16.12.0, changelog specifically mentions fixing an issue with trident-induced lightning.