Cross-site scripting (XSS) vulnerability in Movable Type 4.x before 4.35 and 5.x before…
Priority LOW 23CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- None · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
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.
Why it matters now
EPSS 0.0125 69th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 17
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sixapart:movabletype:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.2:*:*:*:*:*:*:* | 4.2 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.3:*:*:*:*:*:*:* | 4.3 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.23:*:*:*:*:*:*:* | 4.23 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.25:*:*:*:*:*:*:* | 4.25 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.26:*:*:*:*:*:*:* | 4.26 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.31:*:*:*:*:*:*:* | 4.31 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.32:*:*:*:*:*:*:* | 4.32 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.33:*:*:*:*:*:*:* | 4.33 | Vulnerable | Sixapart |
- cpe:2.3:a:sixapart:movabletype:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.2:*:*:*:*:*:*:* Versions 4.2 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.3:*:*:*:*:*:*:* Versions 4.3 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.23:*:*:*:*:*:*:* Versions 4.23 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.25:*:*:*:*:*:*:* Versions 4.25 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.26:*:*:*:*:*:*:* Versions 4.26 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.31:*:*:*:*:*:*:* Versions 4.31 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.32:*:*:*:*:*:*:* Versions 4.32 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.33:*:*:*:*:*:*:* Versions 4.33 Vulnerable ·Sixapart
Show 7 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sixapart:movabletype:4.34:*:*:*:*:*:*:* | 4.34 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:4.261:*:*:*:*:*:*:* | 4.261 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:5.0:rc2:*:*:*:*:*:* | 5.0 rc2 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:5.01:*:*:*:*:*:*:* | 5.01 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:5.02:*:*:*:*:*:*:* | 5.02 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:5.03:*:*:*:*:*:*:* | 5.03 | Vulnerable | Sixapart |
| cpe:2.3:a:sixapart:movabletype:5.031:*:*:*:*:*:*:* | 5.031 | Vulnerable | Sixapart |
- cpe:2.3:a:sixapart:movabletype:4.34:*:*:*:*:*:*:* Versions 4.34 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:4.261:*:*:*:*:*:*:* Versions 4.261 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:5.0:rc2:*:*:*:*:*:* Versions 5.0 rc2 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:5.01:*:*:*:*:*:*:* Versions 5.01 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:5.02:*:*:*:*:*:*:* Versions 5.02 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:5.03:*:*:*:*:*:*:* Versions 5.03 Vulnerable ·Sixapart
- cpe:2.3:a:sixapart:movabletype:5.031:*:*:*:*:*:*:* Versions 5.031 Vulnerable ·Sixapart
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2010-3921
- 2026-10-03 Alias added: GHSA-9278-qp88-95w2
References
More Sixapart Movabletype vulnerabilities
- TI-2010-04241 Unspecified vulnerability in Movable Type 4.x before 4.35 and 5.x before 5.04 has unknown… CVSS 2.0HIGH 10.0
- TI-2010-04240 Multiple unspecified vulnerabilities in Movable Type 4.x before 4.35 and 5.x before 5.04… CVSS 2.0HIGH 10.0
- TI-2015-00786 Format string vulnerability in Movable Type Pro, Open Source, and Advanced before 5.2.13… CVSS 2.0HIGH 7.5
- TI-2010-03727 SQL injection vulnerability in Movable Type 4.x before 4.35 and 5.x before 5.04 allows… CVSS 2.0HIGH 7.5
- TI-2014-00895 Cross-site scripting (XSS) vulnerability in the Rich Text Editor in Movable Type 5.0x… CVSS 2.0MEDIUM 4.3
- TI-2014-04329 Cross-site scripting (XSS) vulnerability in the management page in Six Apart Movable Type… CVSS 2.0LOW 3.5
Sources
- CVE-2010-3921 · CVE Program
- CVE-2010-3921 · NVD
- FIRST EPSS
- GHSA-9278-qp88-95w2 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences