CVE-2023-1831

User password logged in audit logs

HIGH

7.5

CVSS Score

Published: April 17, 2023 at 02:21 PM UTC

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

2 products affected across 1 vendorMattermost ServerMattermost

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Severity

HIGH7.5

Exploit prediction

EPSS 0.4%

SSVC

No known exploit

Description

Mattermost fails to redact from audit logs the user password during user creation and the user password hash in other operations if the experimental audit logging configuration was enabled (ExperimentalAuditSettings section in config).

Affected

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

Mattermost Server · Mattermost

95%

v < 7.7.37.8.0 ≤ v < 7.8.27.9.0

Affected range stops below 7.7.3, so it looks safe — our inference, not a vendor statement

Affected range stops below 7.8.2, so it looks safe — our inference, not a vendor statement

Mattermost · Mattermost

60%

v ≤ 7.7.2v ≤ 7.8.1v ≤ 7.9.0

Vendor states this is fixed in 7.7.3 (unaffected)

Vendor states this is fixed in 7.8.2 (unaffected)

Vendor states this is fixed in 7.9.1 (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 automatableTotal impact

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

CVSS

7.5HIGH[email protected]

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

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-200CWE-319

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