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Vulnerabilities

Vulnerability · CVE-2018-20062

ThinkPHP "noneCms" Remote Code Execution Vulnerability

Published Dec 11, 2018 · catalog updated Jun 16, 2026 · ThinkPHP noneCms

Patch now

CVE-2018-20062 is in the CISA known-exploited catalog, due May 3, 2022. Confirm ThinkPHP noneCms against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Critical9.8
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
99.53%
Remediation
Remediation guidance
Affected products
cpe 5none/nonecms · vendor ThinkPHP noneCms

An issue was discovered in NoneCms V1.3. thinkphp/library/think/App.php allows remote attackers to execute arbitrary PHP code via crafted use of the filter parameter, as demonstrated by the s=index/\think\Request/input&filter=phpinfo&data=1 query string.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe 5none/nonecms1.3.0
  • vendor ThinkPHP noneCmsversion unspecified

How to fix CVE-2018-20062

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2018-20062 is in the CISA known-exploited catalog, due May 3, 2022. Confirm ThinkPHP noneCms against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with 1.3.0. Apply updates per vendor instructions.

What should an analyst verify?

CWE-20: Improper Input Validation. EPSS 99.53%. The CISA KEV listing is the exploitation evidence. A public exploit reference is linked in Sources. That is not the same as confirmed exploitation. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 11, 2018 · Catalog

    Detected

    An issue was discovered in NoneCms V1.3. thinkphp/library/think/App.php allows remote attackers to execute arbitrary PHP code via crafted use of the filter parameter, as demonstrated by the s=index/\think\Request/input&filter=phpinfo&data=1 query string.

  2. Nov 3, 2021 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. May 3, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    An issue was discovered in NoneCms V1.3. thinkphp/library/think/App.php allows remote attackers to execute arbitrary PHP code via crafted use of the filter parameter, as demonstrated by the s=index/\think\Request/input&filter=phpinfo&data=1 query string.

Sources

  • CISA KEVConfirmed exploitationCVE-2018-20062

    ThinkPHP "noneCms" contains an unspecified vulnerability that allows for remote code execution through crafted use of the filter parameter.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2018-20062

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-20062

    30-day exploitation probability 99.5%

    first.org
  • Exploit DatabasePublic exploit reference48333

    Public archive entry. The exploit body is not stored here.

    exploit-db.com
  • Metasploit ModulesPublic exploit moduleexploit_unix/webapp/thinkphp_rce

    Public module reference (excellent). Module source is not copied into this catalog.

    rapid7.com
  • NIST NVDVulnerability recordCVE-2018-20062

    An issue was discovered in NoneCms V1.3. thinkphp/library/think/App.php allows remote attackers to execute arbitrary PHP code via crafted use of the filter parameter, as demonstrated by the s=index/\think\Request/input&filter=phpinfo&data=1 query string.

    nvd.nist.gov
  • Packet Storm SecurityCited referencehttp://packetstormsecurity.com/files/157218/ThinkPHP-5.0.23-Remote-Code-Execution.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com
  • VulnCheck KEVConfirmed exploitationCVE-2018-20062

    ThinkPHP "noneCms" contains an unspecified vulnerability that allows for remote code execution through crafted use of the filter parameter.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.