Mattermost up to 9.11.12/10.5.3/10.7.0 System Console authorization

CVSS Meta Temp Score
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CTI Interest Score
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3.0$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Mattermost up to 9.11.12/10.5.3/10.7.0. Impacted is an unknown function of the component System Console. Such manipulation leads to authorization. This vulnerability is referenced as CVE-2025-3611. It is possible to launch the attack remotely. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Mattermost up to 9.11.12/10.5.3/10.7.0. Affected by this issue is an unknown code block of the component System Console. The manipulation with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-863. The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions. Impacted is confidentiality. CVE summarizes:

Mattermost versions 10.7.x <= 10.7.0, 10.5.x <= 10.5.3, 9.11.x <= 9.11.12 fails to properly enforce access control restrictions for System Manager roles, allowing authenticated users with System Manager privileges to view team details they should not have access to via direct API requests to team endpoints, even when explicitly configured with 'No access' to Teams in the System Console.

The weakness was published by hackit_bharat. The advisory is shared for download at mattermost.com. This vulnerability is handled as CVE-2025-3611 since 04/14/2025. The exploitation is known to be difficult. The attack may be launched remotely. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 237903 (Mattermost Server 9.11.x < 9.11.13 / 10.5.x < 10.5.4 / 10.7.x < 10.7.1 Multiple Vulnerabilities (MMSA-2025-00457, MMSA-2025-00462)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 9.11.13, 10.5.4, 10.7.1 or 10.8.0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (237903). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.1
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 3.1
CNA Vector (Mattermost): 🔍

CVSSv2info

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

Exploitinginfo

Class: Authorization
CWE: CWE-863 / CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 237903
Nessus Name: Mattermost Server 9.11.x < 9.11.13 / 10.5.x < 10.5.4 / 10.7.x < 10.7.1 Multiple Vulnerabilities (MMSA-2025-00457, MMSA-2025-00462)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mattermost 9.11.13/10.5.4/10.7.1/10.8.0

Timelineinfo

04/14/2025 🔍
05/30/2025 +46 days 🔍
05/30/2025 +0 days 🔍
06/08/2025 +9 days 🔍

Sourcesinfo

Advisory: mattermost.com
Researcher: hackit_bharat
Status: Confirmed

CVE: CVE-2025-3611 (🔍)
GCVE (CVE): GCVE-0-2025-3611
GCVE (VulDB): GCVE-100-310700

Entryinfo

Created: 05/30/2025 18:00
Updated: 06/08/2025 08:56
Changes: 05/30/2025 18:00 (64), 06/08/2025 08:56 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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