Direct static code injection vulnerability in HIOX Guest Book (HGB) 4.0 allows remote attackers to inject arbitrary PHP code via the Email field, which results in code execution through a direct request to gb.php.
Conclusion & alert: CVE-2007-1998 is rated High Exploit Risk (80.1/100): CVSS High severity, with high exploitation likelihood (EPSS 8.75%, 94th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +2.03% over the last day, indicating growing attacker interest. Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 3697 | exploit_db | edb | 2007-04-10 | Exploit-DB ↗ |
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 | 6.72% | 8.75% | +2.03% |
| 2 | 2025-11-29 | 6.10% | 6.72% | +0.62% |
| 3 | 2025-03-30 | — | 6.10% | — |
Full EPSS history (10 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 |
|---|---|---|---|
| hiox_india | guest_book | 4.0 | cpe:2.3:a:hiox_india:guest_book:4.0:*:*:*:*:*:*:* |