Mattermost up to 8.1.12/9.5.3/9.6.1 Playbook Add Slash Command access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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3.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Mattermost up to 8.1.12/9.5.3/9.6.1. The affected element is an unknown function of the component Playbook Add Slash Command Handler. The manipulation results in access control. This vulnerability is identified as CVE-2024-36241. The attack can be executed remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Mattermost up to 8.1.12/9.5.3/9.6.1. It has been classified as problematic. Affected is an unknown functionality of the component Playbook Add Slash Command Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality. CVE summarizes:

Mattermost versions 9.5.x <= 9.5.3, 9.6.x <= 9.6.1 and 8.1.x <= 8.1.12 fail to enforce proper access controls which allows user to view arbitrary post contents via the /playbook add slash command

The weakness was released by Juho Nurminen. The advisory is shared for download at mattermost.com. This vulnerability is traded as CVE-2024-36241 since 05/23/2024. The exploitability is told to be difficult. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 8.1.13, 9.5.4, 9.6.2 or 9.7.0 eliminates this vulnerability.

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: 3.5
VulDB Meta Temp Score: 3.5

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

NVD Base Score: 4.3
NVD Vector: 🔍

CNA Base Score: 3.1
CNA Vector: 🔍

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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

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: Mattermost 8.1.13/9.5.4/9.6.2/9.7.0

Timelineinfo

05/23/2024 🔍
05/26/2024 +3 days 🔍
05/26/2024 +0 days 🔍
09/30/2025 +492 days 🔍

Sourcesinfo

Advisory: mattermost.com
Researcher: Juho Nurminen
Status: Confirmed

CVE: CVE-2024-36241 (🔍)
GCVE (CVE): GCVE-0-2024-36241
GCVE (VulDB): GCVE-100-266316

Entryinfo

Created: 05/26/2024 15:57
Updated: 09/30/2025 17:54
Changes: 05/26/2024 15:57 (63), 09/30/2025 17:54 (14)
Complete: 🔍
Cache ID: 216::103

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