Mend.io Vulnerability Database

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CVE-2023-50333

Date: January 2, 2024

Mattermost fails to update the permissions of the current session for a user who was just demoted to guest, allowing freshly demoted guests to change group names.

Language: Go

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2023-50333
https://github.com/mattermost/mattermost
https://github.com/advisories/GHSA-9w97-9rqx-8v4j
https://github.com/mattermost/mattermost/commit/61dd452fb2fcd3ac6f7b2e050f7f0a93a92d95fc
https://mattermost.com/security-updates
https://www.mend.io/vulnerability-database/CVE-2023-50333

Severity Score

Weakness Type (CWE)

Improper Access Control

CWE-284

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): LOW
Availability (A): LOW

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