Cross-site scripting (XSS) vulnerability in Movable Type (MT) before 3.34 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors related to the MTCommentPreviewIsStatic tag, which can open the "comment entry screen," a different vulnerability than CVE-2007-0231.
Conclusion & alert: CVE-2007-0604 is rated Moderate Risk (53.4/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.87%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-02-23 | 0.83% | 0.87% | +0.03% |
| 2 | 2025-11-10 | 0.68% | 0.83% | +0.16% |
| 3 | 2025-09-18 | — | 0.68% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| six_apart_ltd | movable_type | <= 3.33 | cpe:2.3:a:six_apart_ltd:movable_type:*:*:*:*:*:*:*:* |