GHSA-hvq2-wf92-j4f3 · Severity: medium · Ecosystem: npm — express-xss-sanitizer has an unbounded recursion depth
The express-xss-sanitizer (aka Express XSS Sanitizer) package through 2.0.0 for Node.js has an unbounded recursion depth in sanitize in lib/sanitize.js for a JSON request body.
Conclusion & alert: CVE-2025-59364 is rated Low Risk (22.4/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.02%). 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 | 2025-11-21 | 0.05% | 0.02% | -0.03% |
| 2 | 2025-11-18 | 0.02% | 0.05% | +0.04% |
| 3 | 2025-10-17 | — | 0.02% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.3 | 3.1 | MEDIUM |
|
3.9 | 1.4 | [email protected] |
GHSA-hvq2-wf92-j4f3 · Severity: medium · Ecosystem: npm — express-xss-sanitizer has an unbounded recursion depth
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| No affected products in dataset. | |||