What’s Vulnerable › Vulnerabilities
CVE-2024-39767: Spoofed push notifications from malicious server
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-07-15 · updated 2026-06-17
- Weakness: CWE-287
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.
Affected products
- Mattermost Mobile: before 2.17.0 — fixed in 2.17.0
How to fix
Upgrade to a fixed version: Mattermost Mobile 2.17.0. Check the vendor advisory for mitigations.
References
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