Multiple directory traversal vulnerabilities in vBulletin 3.x.x allow remote attackers to redirect visitors to arbitrary local files via a .. (dot dot) in (1) the loc parameter to admincp/index.php and (2) the Hyperlink information URl field for post Topic in showthread.php, enabling cross-site scripting (XSS) and other attacks, a different vulnerability than CVE-2005-3025.2.
Conclusion & alert: CVE-2007-3326 is rated Moderate Risk (48.9/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.74%). 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 | 2026-04-01 | 0.60% | 0.74% | +0.14% |
| 2 | 2026-02-07 | 0.50% | 0.60% | +0.11% |
| 3 | 2025-03-30 | — | 0.50% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.8 | 2.0 | MEDIUM |
|
8.6 | 4.9 | [email protected] |