CVE-2023-27265

Disclosure of team owner email address when regenerating Invite ID

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Published Feb 27, 2023 CVSS 3.1 · 2.7 Low EPSS < 1% KEV · Not listed

Description

Mattermost fails to honor the ShowEmailAddress setting when constructing a response to the "Regenerate Invite Id" API endpoint, allowing an attacker with team admin privileges to learn the team owner's email address in the response.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Mattermost

Mattermost

unaffected

Version	Status	Constraints
`5.12.0`	affected	< 7.7.0

Configuration 1 [-]

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

No data.

No data available yet.

Remediation

Vendor Solution

Update Mattermost to version 7.7.0 or higher.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2023-31043	Mattermost fails to honor the ShowEmailAddress setting when constructing a response to the "Regenerate Invite Id" API endpoint, allowing an attacker with team admin privileges to learn the team owner's email address in the response.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.526% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://mattermost.com/security-updates/

History

Dec 6, 2024 11:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Mattermost Mattermost Server

Weaknesses

Sources

CVE record Updated: Dec 6, 2024, 11:06 PM

Status: PUBLISHED
Assigner: Mattermost
Published: Feb 27, 2023, 2:46 PM
Updated: Dec 6, 2024, 11:06 PM
Reserved: Feb 27, 2023, 2:31 PM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 12:09 PM

Updated: Aug 2, 2024, 12:09 PM

NVD Updated: Jun 17, 2026, 5:44 AM

Status: Modified
Published: Feb 27, 2023, 3:15 PM
Modified: Jun 17, 2026, 5:44 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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