Mattermost Mobile <=2.22.0 Action Style Validation Flaw Causes Crash
CVE-2025-20072 Published on January 16, 2025

Mobile crash via improper validation of proto style in attachments
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 mobile via crafted malicious input.

NVD

Vulnerability Analysis

CVE-2025-20072 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

Incorrect Type Conversion or Cast

The software does not correctly convert an object, resource, or structure from one type to a different type.


Products Associated with CVE-2025-20072

Want to know whenever a new CVE is published for Mattermost Mobile? stack.watch will email you.

Mattermost Mobile
 

Affected Versions

Mattermost:

Exploit Probability

EPSS
0.23%
Percentile
45.57%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.