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CVE-2021-20837 Scanner

Detects 'Remote Code Execution (RCE)' vulnerability in Movable Type affects various versions.


Short Info



Single Scan

Single Scan

Can be used by

Asset Owner

Estimated Time

10 sec

Scan only one

Domain, Ipv4



Movable Type is a popular content management system (CMS) used for creating and managing blogs, websites, and online forums. The system has been in use since 2001 and has undergone significant upgrades to meet the evolving needs of content creators. Movable Type allows organizations and individuals to publish new content, manage existing content, and customize website design and functionality. The CMS is widely used in the publishing industry, including in news websites and academic journals. With its powerful and flexible features, Movable Type has become a go-to platform for content creators.

CVE-2021-20837 is a serious vulnerability detected in Movable Type. The vulnerability arises from the fact that the CMS allows remote attackers to execute arbitrary OS commands via unspecified vectors. This means that attackers can access Movable Type's backend, allowing them to run malicious code on the server hosting the CMS. This flaw affects various versions of Movable Type, including Movable Type 7 r.5002 and earlier, Movable Type 6.8.2 and earlier, as well as Movable Type Premium 1.46 and earlier. With this vulnerability, attackers can gain access to sensitive information, modify website content, and even take control of the entire website.

Exploitation of this CVE-2021-20837 Movable Type vulnerability can bring devastating results that can have long-lasting consequences. When breached, an attacker can gain unauthorized access to a site, allowing them to steal sensitive data, inject malicious content, or completely lock out a site's administrators. Criminal hackers are well-positioned to maximize damage since they have both the skillset and the motivation to cause the most significant harm. The potential risk is high, and therefore sites that utilize Movable Type are urged to take necessary precautions to prevent remote code execution.

Readers who want to stay up-to-date with the latest vulnerabilities discovered in their digital assets should consider using the platform. With its pro features, the platform offers users a comprehensive toolset to monitor their online presence and receive timely alerts about any suspicious activity. employs cutting-edge technologies to provide its users with real-time threat intelligence, thereby providing them with the necessary visibility to secure their digital assets proactively. By using, website owners can stay one step ahead of cyber attackers, protect their assets, and maintain online presence integrity.



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