The guest portal in Cisco Identity Services Engine (ISE) 3300 1.2(0.899) does not restrict access to uploaded HTML documents, which allows remote attackers to obtain sensitive information from customized documents via a direct request, aka Bug ID CSCuo78045.
Conclusion & alert: CVE-2015-6266 is rated Low Risk (35.8/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.23%). 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 | 2025-06-14 | 0.47% | 0.23% | -0.24% |
| 2 | 2025-03-17 | 0.26% | 0.47% | +0.21% |
| 3 | 2023-03-07 | — | 0.26% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| cisco | identity_services_engine_software | 1.2\(0.899\) | cpe:2.3:a:cisco:identity_services_engine_software:1.2\(0.899\):*:*:*:*:*:*:* |