CVE-2025-20630

Mobile crash via object that can't be cast to String in Attachment Field

Published Jan 16, 2025 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
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 to crash via creating and sending such a post to a channel.

Remediation

Vendor Solution

Update Mattermost Mobile to version 2.23.0 or higher.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-2180 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 to crash via creating and sending such a post to a channel.
References
History
Type Values Removed Values Added
First Time appeared Mattermost
Mattermost mattermost Mobile
CPEs cpe:2.3:a:mattermost:mattermost_mobile:*:*:*:*:*:*:*:*
Vendors & Products Mattermost
Mattermost mattermost Mobile
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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 to crash via creating and sending such a post to a channel.
Title Mobile crash via object that can't be cast to String in Attachment Field
Weaknesses CWE-1287
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Mattermost
Published
Updated
Jan 16, 2025, 6:55 PM
Reserved
Jan 16, 2025, 6:10 PM
Status
Analyzed
Published
Jan 16, 2025, 7:15 PM
Modified
Jun 17, 2026, 8:41 AM