Cross-Site Scripting Vulnerability in Movable Type Products
CVE-2021-20808

6.1MEDIUM

Key Information:

Vendor
Six Apart Ltd.
Status
Movable Type
Vendor
CVE Published:
26 August 2021

Summary

A cross-site scripting vulnerability has been identified in various versions of Movable Type products. This weakness allows remote attackers to inject arbitrary scripts or HTML into the search screen, potentially compromising the security of affected websites. Users and administrators of Movable Type should ensure they are using the latest versions to mitigate the risk associated with this vulnerability. For more details, refer to official updates and security patches provided by Movable Type.

Affected Version(s)

Movable Type Movable Type 7 r.4903 and earlier (Movable Type 7 Series), Movable Type 6.8.0 and earlier (Movable Type 6 Series), Movable Type Advanced 7 r.4903 and earlier (Movable Type Advanced 7 Series), Movable Type Premium 1.44 and earlier, and Movable Type Premium Advanced 1.44 and earlier

References

https://movabletype.org/news/2021/08/mt-780-681-released....
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https://jvn.jp/en/jp/JVN97545738/index.html
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CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.