CVE-2021-0187 is a vulnerability that affects the Android operating system and was first discovered in January 2021. The vulnerability is caused by a flaw in the Android Framework component, which could allow an attacker to execute arbitrary code on a victim's device. This could happen via a malicious app or through a specially crafted website that the victim visits.
The vulnerability was assigned a severity rating of "critical" due to the potential impact on Android devices. Google released a security patch for the vulnerability in their February 2021 Android Security Bulletin. However, not all Android devices receive updates promptly, leaving many vulnerable to this exploit.
This vulnerability highlights the importance of prompt software updates and patches, especially in the case of critical vulnerabilities. Users should also be cautious when downloading and installing apps from unknown sources and refrain from visiting suspicious websites to minimize the risk of being affected by such exploits.