In Progress® Telerik® UI for AJAX, versions 2011.2.712 to 2025.1.218, an unsafe reflection vulnerability exists that may lead to an unhandled exception resulting in a crash of the hosting process and denial of service.
Conclusion & alert: CVE-2025-3600 is rated Moderate Risk (54.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.60%). 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 | 2026-04-02 | 0.65% | 0.60% | -0.06% |
| 2 | 2026-03-10 | 0.29% | 0.65% | +0.36% |
| 3 | 2026-03-04 | — | 0.29% | — |
Full EPSS history (20 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| progress | telerik_ui_for_asp.net_ajax | >= 2011.2712, <= 2025.1.218 | cpe:2.3:a:progress:telerik_ui_for_asp.net_ajax:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.telerik.com/products/aspnet-ajax/documentation/knowledge-base/kb-security-unsafe-reflection-cve-2025-3600 | Mitigation Vendor Advisory |