Incomplete blacklist vulnerability in the nk_CSS function in nuked.php in Nuked-Klan 1.7 SP4.3 allows remote attackers to bypass anti-XSS features and inject arbitrary web script or HTML via JavaScript in an attribute value that is not in the blacklist, as demonstrated using the STYLE attribute of a B element.
Conclusion & alert: CVE-2006-4480 is rated Low Risk (36.4/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.36%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 2025-03-30 | 0.45% | 0.36% | -0.09% |
| 2 | 2025-03-29 | 0.36% | 0.45% | +0.09% |
| 3 | 2025-03-17 | — | 0.36% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| nuked-klan | nuked-klan | 1.7_sp4.3 | cpe:2.3:a:nuked-klan:nuked-klan:1.7_sp4.3:*:*:*:*:*:*:* |