Is there a public PoC exploit available for CVE-2016-20093?

Yes, a public proof-of-concept exploit is available for CVE-2016-20093. Prioritise patching immediately. EPSS: 0.1%.

Wisecleaner CVE-2016-20093

Q: What is the CVSS score of CVE-2016-20093?

CVE-2016-20093 has a CVSS 4.0 base score of 8.5 (High). CVSS vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.1%.

EUVD-2016-10906 HIGH

Unquoted Search Path or Element (CWE-428)

2026-06-19 VulnCheck

GHSA-wmxp-p5xq-v7fc

RCE Wisecleaner

8.5

CVSS 4.0 · Vendor: VulnCheck

Severity by source

Vendor (VulnCheck) PRIMARY

8.5 HIGH

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from Vendor (VulnCheck) · only source for this CVE.

CVSS VectorVendor: VulnCheck

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

CVE Published

Jun 19, 2026 - 14:16 cve.org

HIGH 8.5

DescriptionCVE.org

Wise Care 365 4.27 and Wise Disk Cleaner 9.29 contain unquoted service path vulnerabilities in the WiseBootAssistant and SpyHunter 4 Service respectively, allowing local users to execute arbitrary code with SYSTEM privileges. Attackers can insert malicious executables in the system root path that execute during service startup or system reboot with elevated privileges.

AnalysisAI

Wise Care 365 4.27 and Wise Disk Cleaner 9.29 contain unquoted service path vulnerabilities in the WiseBootAssistant and SpyHunter 4 Service respectively, allowing local users to execute arbitrary. Rated high severity (CVSS 8.5), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-428. Wise Care 365 4.27 and Wise Disk Cleaner 9.29 contain unquoted service path vulnerabilities in the WiseBootAssistant and SpyHunter 4 Service respectively, allowing local users to execute arbitrary code with SYSTEM privileges. Attackers can insert malicious executables in the system root path that execute during service startup or system reboot with elevated privileges. Affected products include: Wise Wisecleaner.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.