CVE-2023-1562

Full name revealed via /plugins/focalboard/api/v2/users

MEDIUM

4.3

CVSS Score

Published: March 22, 2023 at 10:16 AM UTC

Updated: June 17, 2026 at 05:28 AM UTC

1 product affected across 1 vendorMattermost

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Severity

MEDIUM4.3

Exploit prediction

EPSS 0.5%

SSVC

No known exploit

Description

Mattermost fails to check the "Show Full Name" setting when rendering the result for the /plugins/focalboard/api/v2/users API call, allowing an attacker to learn the full name of a board owner.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Mattermost · Mattermost

95%

v < 7.5.07.4.0

Vendor states this is fixed in 7.5.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

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

References (1)

Vendor Advisory

Source: [email protected]

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

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUM[email protected]

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: LOW
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-200CWE-668

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