Session fixation vulnerability in Zen Cart 1.3.7 and earlier allows remote attackers to hijack web sessions by setting the Cookie parameter.
Conclusion & alert: CVE-2007-3597 is rated Moderate Risk (63/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.64%). 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 | 2026-02-22 | 1.23% | 1.64% | +0.41% |
| 2 | 2025-03-30 | 1.95% | 1.23% | -0.72% |
| 3 | 2025-03-29 | — | 1.95% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.5 | 2.0 | HIGH |
|
6.8 | 10.0 | [email protected] |