How severe is CVE-2024-39767?

CVE-2024-39767 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability low.

Is CVE-2024-39767 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-39767?

CVE-2024-39767 affects Mattermost Mattermost Mobile. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-39767?

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

Does CVE-2024-39767 have an EU (EUVD) identifier?

Yes. CVE-2024-39767 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38231.

When was CVE-2024-39767 published?

CVE-2024-39767 was published on 2024-07-15 and last updated on 2026-06-17.

CVE-2024-39767

CVE-2024-39767 is a medium-severity vulnerability in Mattermost Mattermost Mobile with a CVSS 3.x base score of 4.2. 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-287.

Key facts

Severity: Medium (CVSS 3.x base score 4.2)
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-38231
Weakness: CWE-287
Affected product: Mattermost Mattermost Mobile
Published: 2024-07-15
Last modified: 2026-06-17

Description

Mattermost Mobile Apps versions <=2.16.0 fail to validate that the push notifications received for a server actually came from this serve that which allows a malicious server to send push notifications with another server’s diagnostic ID or server URL and have them show up in mobile apps as that server’s push notifications.

Frequently asked questions

What is CVE-2024-39767?: Mattermost Mobile Apps versions <=2.16.0 fail to validate that the push notifications received for a server actually came from this serve that which allows a malicious server to send push notifications with another server’s diagnostic ID or server URL and have them show up in mobile apps as that server’s push notifications.
How severe is CVE-2024-39767?: CVE-2024-39767 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability low.
Is CVE-2024-39767 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-39767?: CVE-2024-39767 affects Mattermost Mattermost Mobile. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-39767?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-39767 have an EU (EUVD) identifier?: Yes. CVE-2024-39767 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-38231.
When was CVE-2024-39767 published?: CVE-2024-39767 was published on 2024-07-15 and last updated on 2026-06-17.

References

https://mattermost.com/security-updates

Affected products (1)

cpe:2.3:a:mattermost:mattermost_mobile:*:*:*:*:*:*:*:*

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