A file disclosure vulnerability in the UploadedImageDisplay.aspx endpoint of SelectSurvey.NET before 5.052.000 allows a remote, unauthenticated attacker to retrieve survey user submitted data by modifying the value of the ID parameter in sequential order beginning from 1.
Conclusion & alert: CVE-2021-41608 is rated High Exploit Risk (72.3/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.97%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). 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 |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | 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 | 2026-06-19 | 1.94% | 1.97% | +0.03% |
| 2 | 2026-06-15 | 1.13% | 1.94% | +0.81% |
| 3 | 2025-11-21 | — | 1.13% | — |
Full EPSS history (14 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] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| classapps | selectsurvey.net | < 5.052.000 | cpe:2.3:a:classapps:selectsurvey.net:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.classapps.com/product_ssv5.aspx | Product Vendor Advisory |
| https://www.optiv.com/insights/source-zero/blog/classapps-inc-selectsurveynet-v50-vulnerabilities-disclosure | Exploit Mitigation Third Party Advisory |