How severe is CVE-2024-23493?

CVE-2024-23493 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2024-23493 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-23493?

CVE-2024-23493 primarily affects Mattermost Mattermost Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-23493?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-23493 have an EU (EUVD) identifier?

Yes. CVE-2024-23493 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0563.

When was CVE-2024-23493 published?

CVE-2024-23493 was published on 2024-02-29 and last updated on 2026-06-17.

CVE-2024-23493

CVE-2024-23493 is a medium-severity vulnerability in Mattermost Mattermost Server with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-0563
Weakness: CWE-862
Affected product: Mattermost Mattermost Server
Published: 2024-02-29
Last modified: 2026-06-17

Description

Mattermost fails to properly authorize the requests fetching team associated AD/LDAP groups, allowing a user to fetch details of AD/LDAP groups of a team that they are not a member of.

Frequently asked questions

What is CVE-2024-23493?: Mattermost fails to properly authorize the requests fetching team associated AD/LDAP groups, allowing a user to fetch details of AD/LDAP groups of a team that they are not a member of.
How severe is CVE-2024-23493?: CVE-2024-23493 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2024-23493 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-23493?: CVE-2024-23493 primarily affects Mattermost Mattermost Server. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-23493?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-23493 have an EU (EUVD) identifier?: Yes. CVE-2024-23493 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-0563.
When was CVE-2024-23493 published?: CVE-2024-23493 was published on 2024-02-29 and last updated on 2026-06-17.

References

https://mattermost.com/security-updates

Affected products (4)

cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:9.3.0:-:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:9.3.0:rc1:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:9.3.0:rc2:*:*:*:*:*:*

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