CVE-2024-39353

Name: CVE-2024-39353
Creator: NVD / NIST
Published: 2024-07-03T09:15:06.617+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 2.7/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2024-39353 is a low-severity vulnerability rated 2.7/10 on the CVSS scale. Mattermost versions 9.5.x <= 9.5.5 and 9.8.0 fail to sanitize the RemoteClusterFrame payloads before audit logging them which allows a high privileged attacker with access to the audit logs to read message contents.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

Mattermost versions 9.5.x <= 9.5.5 and 9.8.0 fail to sanitize the RemoteClusterFrame payloads before audit logging them which allows a high privileged attacker with access to the audit logs to read message contents.

Metrics

CVSS 3.1

2.7/10

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

EPSS Probability

0.34%

25.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Mattermost	Mattermost	>= 9.5.0, < 9.5.6
Mattermost	Mattermost	9.8.0

References

https://mattermost.com/security-updatesVendor Advisory
https://mattermost.com/security-updatesVendor Advisory

Timeline

Published: Jul 3, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-39353?

How severe is CVE-2024-39353?

CVE-2024-39353 has a CVSS score of 2.7/10 (LOW severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2024-39353?

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-2024-39353?

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

Scan your code now

Source: NVD / NIST