CVE-2021-20814: XSS
Cross-site scripting vulnerability in Setting screen of ContentType Information Widget Plugin of Movable Type (Movable Type 7 r.4903 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4903 and earlier (Movable Type Advanced 7 Series), and Movable Type Premium 1.44 and earlier) allows remote attackers to inject arbitrary script or HTML via unspecified vectors.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-20814?
CVE-2021-20814 is a cross-site scripting vulnerability in the Setting screen of the ContentType Information Widget Plugin of Movable Type.
What software is affected by CVE-2021-20814?
CVE-2021-20814 affects Movable Type versions 7 r.4903 and earlier (Movable Type 7 Series), Movable Type Advanced versions 7 r.4903 and earlier (Movable Type Advanced 7 Series), and Movable Type Premium versions 1.44 and earlier.
How severe is CVE-2021-20814?
CVE-2021-20814 has a severity level of 6.1 (Medium).
How can I fix CVE-2021-20814?
To fix CVE-2021-20814, update Movable Type to version 7.8.0 or later.
What is the Common Weakness Enumeration (CWE) ID for CVE-2021-20814?
The Common Weakness Enumeration (CWE) ID for CVE-2021-20814 is CWE-79 (Cross-Site Scripting).