# CVE-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.

- Page: https://www.vulneraibility.com/cve/CVE-2018-20062
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2021-11-03; CISA due date 2022-05-03
- EPSS: 99.53% (percentile 99.9)
- Public exploit code: 1 on Exploit-DB · 1 Metasploit module · 5 GitHub proofs of concept · 1 Nuclei template (first 2019-03-17)
- CISA SSVC: exploitation active, automatable yes, technical impact total (assessed 2025-02-04)
- Published: 2018-12-11

## Affected

- 5none:nonecms

## References

- [other] https://github.com/nangge/noneCms/issues/21
- [other] http://packetstormsecurity.com/files/157218/ThinkPHP-5.0.23-Remote-Code-Execution.html
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-20062

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.