Is CVE-2010-3921 actively exploited?

CVE-2010-3921 has no public evidence of in-the-wild exploitation as of 2025-04-11.

What is the CVSS score for CVE-2010-3921?

CVE-2010-3921 has a CVSS score of 4.3 (UNKNOWN severity). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N.

How do I patch CVE-2010-3921?

Patch guidance is available from sixapart security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2010-3921.

CVE-2010-3921 - remediation guidance & executive summary

Q: Which products are affected by CVE-2010-3921?

17 products: sixapart movabletype, sixapart movabletype, sixapart movabletype, sixapart movabletype, sixapart movabletype, and 12 more.

Description

Cross-site scripting (XSS) vulnerability in Movable Type 4.x before 4.35 and 5.x before 5.04 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

CVSS Metrics

Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector: network
Access Cmplx: medium
Auth: none
Confidentiality: none
Integrity: partial
Availability: none
Weaknesses: CWE-79 · Cross-site Scripting (XSS)

Metadata

Primary Vendor: SIXAPART
Published: 12/9/2010
Last Modified: 4/11/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

sixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletypesixapart : movabletype

Remediation Guidance

Executive Summary

View on NIST NVD