CVE-2023-1831

Name: CVE-2023-1831
Creator: NVD / NIST
Published: 2023-04-17T15:15:06.923+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.42%

Last modified Jun 17, 2026

CVE-2023-1831 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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). . EPSS estimates a 0.42% chance of exploitation in the next 30 days.

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).

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.42%

33.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mattermost	Mattermost Server	< 7.7.3
Mattermost	Mattermost Server	>= 7.8.0, < 7.8.2
Mattermost	Mattermost Server	7.9.0

References

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

Timeline

Published: Apr 17, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-1831?

How severe is CVE-2023-1831?

CVE-2023-1831 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.

How do I fix CVE-2023-1831?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-1831?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST