CVE-2018-20062VulnerabilityPublished 11/03/2021Updated 10/24/2026

CVE-2018-20062: ThinkPHP "noneCms" Remote Code Execution Vulnerability

Affects ThinkPHP noneCmsSource CISA KEV

Severity

High

No CVSS score published yet

Exploitation: Actively exploited – in CISA KEV since 11/03/2021
KEV deadline: 05/03/2022
EPSS: 99.5% chance of exploitation in 30 days – higher than 99% of CVEs

What to do

CISA required action

Apply updates per vendor instructions.

nvd.nist.gov/vuln/detail/CVE-2018-20062 (opens in a new tab)

Description

ThinkPHP noneCms contains a remote code execution vulnerability via the filter parameter. This vulnerability allows attackers to execute arbitrary code remotely. It has been exploited in the wild. No specific affected versions or patches are provided in the available data.

Summary

The ThinkPHP noneCms product has a remote code execution vulnerability identified as CVE-2018-20062. The flaw involves improper handling of the filter parameter, enabling attackers to execute arbitrary code remotely. This vulnerability has been observed to be exploited in the wild, indicating active threat usage. No detailed version information or vendor patch status is available from the provided data.

Impact

Successful exploitation allows remote attackers to execute arbitrary code on affected systems, potentially leading to full system compromise. The vulnerability has been exploited in the wild, confirming its practical impact and risk to affected deployments.

Mitigation

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to affected systems and monitor for exploitation attempts targeting the filter parameter.

Weaknesses

CWE-20Improper Input Validation (opens in a new tab)

What to do

Description

AnalysisAI-generated, updated 10/24/2026, 08:55:09 UTC

Weaknesses

References

Related threats