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CVE-2025-71417— PocketMine-MP before 5.32.1 Denial of Service via ResourcePackClientResponsePacket

Quick assessment

Affected
pmmp PocketMine-MP
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

PocketMine-MP 5.32.1 之前的版本在 的 处理过程中，未对资源包 UUID 的唯一性进行校验，导致经过身份验证的客户端可以触发重复的资源包传输。攻击者可以在单个数据包中发送多个有效的资源包 UUID 副本，从而耗尽服务器内存，进而引发拒绝服务（DoS）攻击。

CVSS 6.5 · Medium

Possible ATT&CK Techniques 1 AI

T1027 · Obfuscated Files or Information
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I. Basic Information for CVE-2025-71417

Vulnerability Information
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Vulnerability Title
PocketMine-MP before 5.32.1 Denial of Service via ResourcePackClientResponsePacket
Source: CVE Program / CVE List V5
Vulnerability Description
PocketMine-MP before 5.32.1 fails to validate uniqueness of pack UUIDs in ResourcePackClientResponsePacket STATUS_SEND_PACKS handling, allowing authenticated clients to trigger duplicate pack transmissions. Attackers can send multiple copies of valid pack UUIDs in a single packet to exhaust server memory and cause denial of service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
pmmp PocketMine-MP 0 ~ 5.32.1 -

II. Public POCs for CVE-2025-71417

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III. Intelligence Information for CVE-2025-71417

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Other References for CVE-2025-71417 (2)

Same Patch Batch · pmmp · 2026-09-09 · 18 CVEs total

CVE-2024-58381 7.5 HIGH PocketMine-MP before 5.11.1 Denial of Service via LoginPacket
CVE-2026-86199 7.5 HIGH PocketMine-MP before 5.43.1 Denial of Service via unauthenticated login
CVE-2026-86201 7.5 HIGH PocketMine-MP before 5.41.1 LogDoS via LoginPacket clientData
CVE-2023-54390 7.5 HIGH PocketMine-MP before 5.3.1 Denial of Service via LoginPacket
CVE-2023-54393 7.5 HIGH PocketMine-MP before 4.20.5 Denial of Service via LoginPacket
CVE-2023-54355 7.5 HIGH PocketMine-MP 5.2.0 Server Crash via Incorrect EC Curve
CVE-2023-54396 6.5 MEDIUM PocketMine-MP before 4.8.1 Server Crash via Banner NBT
CVE-2023-54392 6.5 MEDIUM PocketMine-MP before 4.22.3 Denial of Service via BlockActorDataPacket
CVE-2024-58380 6.5 MEDIUM PocketMine-MP before 5.11.2 Denial of Service via BookEditPacket
CVE-2026-86204 6.5 MEDIUM PocketMine-MP before 5.39.2 Denial of Service via ModalFormResponsePacket
CVE-2025-71418 5.3 MEDIUM PocketMine-MP before 5.25.2 Denial of Service via explode
CVE-2026-86200 5.3 MEDIUM PocketMine-MP before 5.42.1 LogDoS via LoginPacket clientData JWT
CVE-2023-54395 4.3 MEDIUM PocketMine-MP before 4.12.5 Denial of Service via ModalFormResponsePacket
CVE-2023-54394 4.3 MEDIUM PocketMine-MP before 4.18.0-ALPHA2 Bandwidth Amplification via InventoryTransactionPacket
CVE-2026-86202 4.3 MEDIUM PocketMine-MP before 5.39.2 Network Amplification via ActorEventPacket
CVE-2026-86198 4.2 MEDIUM PocketMine-MP before 5.44.2 Denial of Service via ResourcePackClientResponsePacket
CVE-2026-86203 3.7 LOW PocketMine-MP before 5.39.2 Item Duplication via Despawn State

IV. Related Vulnerabilities

Same product: PocketMine-MP
Same vendor: pmmp
Same weakness: CWE-20

V. Comments for CVE-2025-71417

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