7.5
CVE-2025-20621
- EPSS 0.25%
- Published 16.01.2025 19:15:29
- Last modified 01.10.2025 17:54:41
- Source responsibledisclosure@mattermo
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Mattermost versions 10.2.x <= 10.2.0, 9.11.x <= 9.11.5, 10.0.x <= 10.0.3, 10.1.x <= 10.1.3 fail to properly handle posts with attachments containing fields that cannot be cast to a String, which allows an attacker to cause the webapp to crash via creating and sending such a post to a channel.
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Data is provided by the National Vulnerability Database (NVD)
Mattermost ≫ Mattermost Server Version >= 9.11.0 < 9.11.6
Mattermost ≫ Mattermost Server Version >= 10.0.0 < 10.0.4
Mattermost ≫ Mattermost Server Version >= 10.1.0 < 10.1.4
Mattermost ≫ Mattermost Server Version10.2.0 Update-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
| Type | Source | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.25% | 0.479 |
| Source | Base Score | Exploit Score | Impact Score | Vector string |
|---|---|---|---|---|
| nvd@nist.gov | 7.5 | 3.9 | 3.6 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
|
| responsibledisclosure@mattermost.com | 6.5 | 2.8 | 3.6 |
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
|
CWE-1287 Improper Validation of Specified Type of Input
The product receives input that is expected to be of a certain type, but it does not validate or incorrectly validates that the input is actually of the expected type.