Discover the security vulnerability in Mattermost Server versions 4.3.0, 4.2.1, and 4.1.2 allowing attackers to initiate API requests via a malicious button. Learn how to mitigate the risks.
A vulnerability has been found in versions 4.3.0, 4.2.1, and 4.1.2 of Mattermost Server that allows an attacker to initiate an API request by creating a malicious button.
Understanding CVE-2017-18890
This CVE identifies a security flaw in Mattermost Server versions 4.3.0, 4.2.1, and 4.1.2 that can be exploited by attackers.
What is CVE-2017-18890?
This vulnerability enables an attacker to generate a button that, when clicked by a user, triggers an API request.
The Impact of CVE-2017-18890
The vulnerability can lead to unauthorized API requests being initiated by malicious actors, potentially compromising the security and integrity of the system.
Technical Details of CVE-2017-18890
Mattermost Server versions 4.3.0, 4.2.1, and 4.1.2 are affected by this vulnerability.
Vulnerability Description
An attacker can create a button that, when interacted with by a user, launches an API request.
Affected Systems and Versions
Exploitation Mechanism
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2017-18890.
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates