What is the CVSS score of CVE-2016-1000156?

CVE-2016-1000156 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 16.4%.

Is there a public PoC exploit available for CVE-2016-1000156?

Yes, a public proof-of-concept exploit is available for CVE-2016-1000156. Prioritise patching immediately. EPSS: 16.4%.

Mailcwp CVE-2016-1000156

CRITICAL

Command Injection (CWE-77)

2016-12-14 cve@mitre.org

Command Injection File Upload Mailcwp

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 14, 2016 - 18:59 cve.org

CRITICAL 9.8

DescriptionCVE.org

Mailcwp remote file upload vulnerability incomplete fix v1.100

AnalysisAI

Mailcwp remote file upload vulnerability incomplete fix v1.100. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 16.4%.

Technical ContextAI

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. Mailcwp remote file upload vulnerability incomplete fix v1.100 Affected products include: Mailcwp Project Mailcwp.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.