Cross-site scripting in Six Apart Ltd products - CVE-2020-5575
Published: May 14, 2020
Vulnerability identifier: #VU27917
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2020-5575
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Affected software
Movable Type Premium
Movable Type Premium Advanced
Movable Type
Movable Type Advanced
Movable Type for AWS
Movable Type Premium Advanced
Movable Type
Movable Type Advanced
Movable Type for AWS
How to mitigate CVE-2020-5575
Install updates from vendor's website.
Movable Type - addressed in versions 6.3.12, 6.6, 7.3
Movable Type Advanced - addressed in versions 6.3.12, 6.6.0, 7.3.0
Movable Type for AWS - update to 7.3.0
Movable Type Advanced - addressed in versions 6.3.12, 6.6.0, 7.3.0
Movable Type for AWS - update to 7.3.0