pmmp PocketMine-MP up to 4.0.2 Operator Entries ops.txt removeOp Name access control

CVSS Meta Temp Score
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CTI Interest Score
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3.7$0-$5k0.83+

Summaryinfo

A vulnerability was found in pmmp PocketMine-MP up to 4.0.2. It has been rated as problematic. This vulnerability affects the function removeOp of the file ops.txt of the component Operator Entries. The manipulation of the argument Name leads to access control. This vulnerability is listed as CVE-2021-48006. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in pmmp PocketMine-MP up to 4.0.2. This issue affects the function removeOp of the file ops.txt of the component Operator Entries. The manipulation of the argument name with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is integrity. The summary by CVE is:

PocketMine-MP before 4.0.3 does not perform case-insensitive matching when removing operator entries from ops.txt. The removeOp function lowercases the supplied name but only removes an exactly matching entry, so an operator name stored with non-lowercase letters cannot be revoked using the deop command, leaving the player as an operator until the entry is removed from ops.txt manually.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-48006 since 09/05/2026. The exploitation is known to be easy. The attack may be initiated remotely. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

By approaching the search of inurl:ops.txt it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 4.0.3 eliminates this vulnerability.

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Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.3
CNA Vector (VulnCheck): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined
Google Hack: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: PocketMine-MP 4.0.3

Timelineinfo

09/05/2026 CVE reserved
09/06/2026 +1 days Advisory disclosed
09/06/2026 +0 days VulDB entry created
09/06/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2021-48006 (🔒)
GCVE (CVE): GCVE-0-2021-48006
GCVE (VulDB): GCVE-100-399413

Entryinfo

Created: 09/06/2026 14:18
Changes: 09/06/2026 14:18 (79)
Complete: 🔍
Cache ID: 216::103

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