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VULNERABILITIES

CVE-2023-27266 Details

Description

Mattermost fails to honor the ShowEmailAddress setting when constructing a response to the /api/v4/users/me/teams API endpoint, allowing an attacker with team admin privileges to learn the team owner's email address in the response.

Metrics

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://mattermost.com/security-updates/ CVEVendor Advisory
https://mattermost.com/security-updates/ [email protected]Vendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-200Exposure of Sensitive Information to an Unauthorized Actor[email protected]
CWE-200Exposure of Sensitive Information to an Unauthorized Actor[email protected]

Affected Products

ProductVersions
mattermost mattermost server
>= 5.12.0, < 7.7.0

CPE

  • cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2023-27266
NVD Published Date:
Feb 27, 2023
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2023-27266 Details - Not Deferred