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CVE-2021-20810

Published: Aug 26, 2021Updated: Nov 21, 2024 Sources: CVE List NVDCWE-79
NVD MITRE
6.1CVSSMEDIUM
EPSS Score
0.9%
Top 44.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Cross-site scripting vulnerability in Website Management screen of 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) allows remote attackers to inject arbitrary script or HTML via unspecified vectors.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-79

Affected Products

Movable TypeSix Apart Ltd.
On-premWeb App
Web & CMS Plugins / cms-core
movable typesixapart
On-prem
Web & CMS Plugins / cms-core
six apart ltd.commercialUSWeb & CMS Pluginsaka movable type, movable type advanced, movable type cloud edition
sixapartcommercialWeb & CMS Pluginsaka movable type, movabletype, six apart

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

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

Timeline

Published
Aug 26, 2021
Last Updated
Nov 21, 2024

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