This security bulletin contains one medium risk vulnerability.
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a prototype pollution issue in Matrix SDK. A remote attacker can pass specially crafted input with events containing special strings in key locations and perform a denial of service (DoS) attack.Mitigation
Install updates from vendor's website.Vulnerable software versions
Q & A
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?