CVE-2024-45843

Name: CVE-2024-45843
Creator: NVD / NIST
Published: 2024-09-26T08:15:06.02+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2024-45843 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Mattermost versions 9.5.x <= 9.5.8 fail to include the metadata endpoints of Oracle Cloud and Alibaba in the SSRF denylist, which allows an attacker to possibly cause an SSRF if Mattermost was deployed in Oracle Cloud or Alibaba.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

Mattermost versions 9.5.x <= 9.5.8 fail to include the metadata endpoints of Oracle Cloud and Alibaba in the SSRF denylist, which allows an attacker to possibly cause an SSRF if Mattermost was deployed in Oracle Cloud or Alibaba.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.21%

11.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Mattermost	Mattermost Server	>= 9.5.0, < 9.5.9

References

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

Timeline

Published: Sep 26, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-45843?

How severe is CVE-2024-45843?

CVE-2024-45843 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2024-45843?

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-2024-45843?

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

Scan your code now

Source: NVD / NIST