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CVE-2022-2401

Team members could access sensitive information of other users via an API call

MEDIUM
6.5
CVSS Score
Published: July 14, 2022 at 05:20 PM UTC
Updated: June 17, 2026 at 04:41 AM UTC
2 products affected across 1 vendorMattermost ServerMattermost

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

Unrestricted information disclosure of all users in Mattermost version 6.7.0 and earlier allows team members to access some sensitive information by directly accessing the APIs.

Affected

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

Mattermost Server· Mattermost
95%
v < 6.3.96.4.0 ≤ v < 6.5.26.6.06.6.16.7.0
Affected range stops below 6.3.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.5.2, so it looks safe — our inference, not a vendor statement
Mattermost· Mattermost
60%
6.5.x ≤ v ≤ 6.5.16.6.x ≤ v ≤ 6.6.16.x ≤ v ≤ 6.3.86.5.x6.6.x6.7.x 6.7.06.x

Remediation

No guide yet

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

Patch and advisory references

References (1)

x_refsource_MISCVendor 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

6.5MEDIUMMattermost
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-200

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