PT-2025-4140 · Mattermost · Mattermost Mobile Apps

C0Rydoras · Published 2025-01-15 · Updated 2025-01-16 · CVE-2025-20036

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost Mobile Apps versions <=2.22.0

Description The issue arises from the failure to properly validate post properties, allowing a malicious authenticated user to cause a crash via a malicious post. This can be exploited by an authenticated user, indicating a need for proper validation mechanisms to prevent such crashes.

Recommendations For Mattermost Mobile Apps versions <=2.22.0, update to a version greater than 2.22.0 to resolve the issue. As a temporary workaround, consider restricting the ability of authenticated users to create posts until a patch is available.

Fix

Weakness Enumeration

CWE-1287

Related Identifiers

CVE-2025-20036

Affected Products

Mattermost Mobile Apps

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-20036 · Security Note
• https://osv.dev/vulnerability/CVE-2025-20036 · Vendor Advisory
• https://mattermost.com/security-updates · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/1879766689803296899 · Twitter Post
• https://twitter.com/CVEnew/status/1879657488833789986 · Twitter Post
• https://t.me/cvedetector/15494 · Telegram Post