How severe is CVE-2024-52032?

CVE-2024-52032 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-2024-52032 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-52032?

CVE-2024-52032 primarily affects Mattermost Mattermost Server. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-52032?

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

Does CVE-2024-52032 have an EU (EUVD) identifier?

Yes. CVE-2024-52032 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-45830.

When was CVE-2024-52032 published?

CVE-2024-52032 was published on 2024-11-09 and last updated on 2026-06-17.

CVE-2024-52032

CVE-2024-52032 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-45830
Weakness: CWE-200
Affected product: Mattermost Mattermost Server
Published: 2024-11-09
Last modified: 2026-06-17

Description

Mattermost versions 10.0.x <= 10.0.0 and 9.11.x <= 9.11.2 fail to properly query ElasticSearch when searching for the channel name in channel switcher which allows an attacker to get private channels names of channels that they are not a member of, when Elasticsearch v8 was enabled.

Frequently asked questions

What is CVE-2024-52032?: Mattermost versions 10.0.x <= 10.0.0 and 9.11.x <= 9.11.2 fail to properly query ElasticSearch when searching for the channel name in channel switcher which allows an attacker to get private channels names of channels that they are not a member of, when Elasticsearch v8 was enabled.
How severe is CVE-2024-52032?: CVE-2024-52032 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-2024-52032 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-52032?: CVE-2024-52032 primarily affects Mattermost Mattermost Server. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-52032?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-52032 have an EU (EUVD) identifier?: Yes. CVE-2024-52032 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-45830.
When was CVE-2024-52032 published?: CVE-2024-52032 was published on 2024-11-09 and last updated on 2026-06-17.

References

https://mattermost.com/security-updates

Affected products (6)

cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:10.0.0:-:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:10.0.0:rc1:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:10.0.0:rc2:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:10.0.0:rc3:*:*:*:*:*:*
cpe:2.3:a:mattermost:mattermost_server:10.0.0:rc4:*:*:*:*:*:*

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