Medium severity · published Jul 15, 2024
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…
6.5
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MM
Mattermost Mobile · Mattermost
before 2.17.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-39767
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-39767
Vendor Advisory
https://mattermost.com/security-updates
More from Mattermost Mobile
7.5
CVE-2025-30516
Mattermost Mobile Apps versions <=2.25.0 fail to terminate sessions during logout under certain conditions (e.g
7.5
CVE-2025-20630
Mattermost Mobile versions <=2.22.0 fail to properly handle posts with attachments containing fields that cannot be cast to a String, which allows an attacker to cause the mobile…
7.5
CVE-2025-20072
Mattermost Mobile versions <= 2.22.0 fail to properly validate the style of proto supplied to an action's style in post.props.attachments, which allows an attacker to crash the…
7.5
CVE-2019-20852
An issue was discovered in Mattermost Mobile Apps before 1.26.0
7.5
CVE-2020-14451
An issue was discovered in Mattermost Mobile Apps before 1.29.0