check.php in Hinton Design phphg Guestbook 1.2 does not check the user password when authenticating via cookies, which allows remote attackers to gain unauthorized access.
Conclusion & alert: CVE-2006-0604 is rated Moderate Risk (60/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.60%). 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 | 2026-06-15 | 1.72% | 2.60% | +0.88% |
| 2 | 2026-03-02 | 1.86% | 1.72% | -0.14% |
| 3 | 2025-03-30 | — | 1.86% | — |
Full EPSS history (8 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| hinton_design | phphg_guestbook | 1.2 | cpe:2.3:a:hinton_design:phphg_guestbook:1.2:*:*:*:*:*:*:* |