Is CVE-2024-32045 in the CISA KEV catalog?

No. CVE-2024-32045 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-32045?

CVE-2024-32045 has a CVSS v3 base score of 5.9 (MEDIUM).

What is the EPSS score for CVE-2024-32045?

CVE-2024-32045 has an EPSS score of 0.23% (14th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-32045?

Upgrade mattermost server to 9.6.2 or later.

CVE & CISA-KEV Catalog

CVE-2024-32045

MEDIUM

5.9

CVSS v3

NVD

Description

Mattermost versions 9.5.x <= 9.5.3, 9.6.x <= 9.6.1, 8.1.x <= 8.1.12 fail to enforce proper access controls for channel and team membership when linking a playbook run to a channel which allows members to link their runs to private channels they were not members of.

CWE-284Improper Access Control CWE-639Authorization Bypass Through User-Controlled Key

How to fix

Remediation Available

mattermost serverNVD

Affected:>= 9.6.0, < 9.6.2Fixed in:9.6.2CVE-2024-32045derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.23%probability of exploitation in 30 days

14thpercentile

Low risk: more likely to be exploited than 14% of all known CVEs.

References

Vendor Advisory1

mattermost.com

Related Vulnerabilities

Other CWE-284 (Improper Access Control) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-27350	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2019-1653	High	7.5	100%	KEV	-
CVE-2023-23752	Medium	5.3	100%	KEV	Fix
CVE-2023-29298	High	7.5	100%	KEV	-
CVE-2023-38205	High	7.5	100%	KEV	-
CVE-2024-27348	Critical	9.8	99%	KEV	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-09-30.