Untrusted search path vulnerability in Corel VideoStudio PRO X7 or FastFlick allows local users to execute arbitrary code and conduct DLL hijacking attacks via a Trojan horse u32ZLib.dll file that is located in the same folder as the file being processed.
Conclusion & alert: CVE-2014-8397 is rated Moderate Risk (50.3/100): CVSS Medium severity, with high exploitation likelihood (EPSS 7.07%, 93th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 2026-06-15 | 7.89% | 7.07% | -0.82% |
| 2 | 2025-03-30 | 8.66% | 7.89% | -0.77% |
| 3 | 2025-03-29 | — | 8.66% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.6 | 2.0 | MEDIUM |
|
3.9 | 6.4 | [email protected] |
: <a href="http://cwe.mitre.org/data/definitions/426.html">CWE-426: Untrusted Search Path</a>
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| corel | fastflick | — | cpe:2.3:a:corel:fastflick:*:*:*:*:*:*:*:* |
| corel | videostudio_pro | x7 | cpe:2.3:a:corel:videostudio_pro:x7:*:*:*:*:*:*:* |