Critical severity9.8NVD Advisory· Published May 6, 2021· Updated Jun 17, 2026

CVE-2020-18890

Description

Rmote Code Execution (RCE) vulnerability in puppyCMS v5.1 due to insecure permissions, which could let a remote malicious user getshell via /admin/functions.php.

Affected products

puppyCMS/puppyCMSdescription
choregus/puppyCMSllm-fuzzy
Range: =5.1

Patches

Vulnerability mechanics

References

github.com/choregus/puppyCMS/issues/14nvdExploitIssue TrackingThird Party Advisory

News mentions

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cvss	0.637
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000