Cross-site scripting (XSS) vulnerability in AlgoSec FireFlow 6.3-b230 allows remote attackers to inject arbitrary web script or HTML via a user signature to SelfService/Prefs.html.
Conclusion & alert: CVE-2014-4164 is rated Exploit Available (53.1/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.99%). 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 | 2026-06-15 | 0.32% | 0.99% | +0.67% |
| 2 | 2026-02-19 | 0.22% | 0.32% | +0.09% |
| 3 | 2025-03-30 | — | 0.22% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
This vulnerability has been fixed in AlgoSec FireFlow version 6.3 and on. Customers should upgrade to FireFlow version 6.3-b119 or later, 6.4-b170 or later, or any version of 6.5 or 6.6. Note that FireFlow 6.4 and below are already past their end-of-support date, and AlgoSec recommends that customers upgrade to a supported version. As of July 2014 the latest generally available version is 6.6.