Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%

Buy Us a Coffee

CVE-2022-51009— PocketMine-MP before 4.7.2 Denial of Service via Skin Geometry

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 在 4.7.2 版本之前，在解析皮肤几何数据时，未能正确处理 adhocore/json-comment 库抛出的异常。攻击者可以发送包含无效几何 JSON 的登录或皮肤数据包，从而触发未处理的 RuntimeException，导致服务器崩溃。

CVSS 7.5 · High Updated Sep 06, 2026

Possible ATT&CK Techniques 2 AI

T1029 · Scheduled Transfer T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

Vendor	Product	Version Range	Status
pmmp	PocketMine-MP	`< 4.7.2`	affected
		`4.7.2`	unaffected

Get alerts for future matching vulnerabilities Log in to subscribe

Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!

View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title

PocketMine-MP before 4.7.2 Denial of Service via Skin Geometry

Source: CVE Program / CVE List V5

Vulnerability Description

PocketMine-MP before 4.7.2 fails to properly handle exceptions from the adhocore/json-comment library when parsing skin geometry data. Attackers can send login or skin packets with invalid geometry JSON to trigger an unhandled RuntimeException, causing server crash.

Source: CVE Program / CVE List V5

CVSS Information

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Source: CVE Program / CVE List V5

Vulnerability Type

未捕获的异常

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
pmmp	PocketMine-MP	0 ~ 4.7.2	-

II. Public POCs for CVE-2022-51009

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2022-51009

请登录查看更多情报信息。

Patches & Fixes for CVE-2022-51009 (1)

🔗 Skin: Correctly handle errors produced by commented JSON decoder · pmmp/PocketMine-MP@c9626c6 · GitHub Read full article patch

Vendor Advisories for CVE-2022-51009 (2)

🔗 Invalid skin geometry JSON data leading to server crash · Advisory · pmmp/PocketMine-MP · GitHub Read full article vendor-advisory
🔗 PocketMine-MP before 4.7.2 Denial of Service via Skin Geometry | Advisories | VulnCheck third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2022-51009

Same Patch Batch · pmmp · 2026-09-06 · 5 CVEs total

CVE-2021-48007	6.5 MEDIUM	PocketMine-MP before 3.18.1 Denial of Service via MovePlayerPacket
CVE-2020-37277	6.5 MEDIUM	PocketMine-MP before 3.15.4 Denial of Service via InventoryTransaction
CVE-2022-51008	5.3 MEDIUM	PocketMine-MP before 4.12.3 Denial of Service via Unauthenticated Sessions
CVE-2021-48006	3.3 LOW	PocketMine-MP before 4.0.3 Operator Privilege Escalation via Case Sensitivity

IV. Related Vulnerabilities

Same product: PocketMine-MP

Same vendor: pmmp

Same weakness: CWE-248

V. Comments for CVE-2022-51009

No comments yet

Goal Reached Thanks to every supporter — we hit 100%!

CVE-2022-51009— PocketMine-MP before 4.7.2 Denial of Service via Skin Geometry

Quick assessment

Possible ATT&CK Techniques 2 AI

Affected Version Matrix 2

I. Basic Information for CVE-2022-51009

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2022-51009

III. Intelligence Information for CVE-2022-51009

Patches & Fixes for CVE-2022-51009 (1)

Vendor Advisories for CVE-2022-51009 (2)

Same Patch Batch · pmmp · 2026-09-06 · 5 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2022-51009

Leave a comment