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Vulnerability record · CVE-2020-18191 · published 2 October 2020

CVE-2020-18191: Get-simple getsimplecms path traversal vulnerability

Get Simple · Getsimplecms

GetSimpleCMS-3.3.15 is affected by directory traversal. Remote attackers are able to delete arbitrary files via /GetSimpleCMS-3.3.15/admin/log.php

9.1 CVSS 3.1 Critical EPSS 2.1% · top 19.4% CWE-22 · Path traversal
9.1CVSS 3.1 base score, v2 6.4
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

GetSimpleCMS-3.3.15 is affected by directory traversal. Remote attackers are able to delete arbitrary files via /GetSimpleCMS-3.3.15/admin/log.php

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1303 ExploitThird Party Advisory
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1303 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-6188Get-simple getsimplecms code injection vulnerabilityA vulnerability was found in GetSimpleCMS 3.3.16/3.4.0a. It has been rated as critical. This issue affects some unknown processing of the file /admin…EPSS 0.97%9.8CVE-2023-46042Get-simple getsimplecms code injection vulnerabilityAn issue in GetSimpleCMS v.3.4.0a allows a remote attacker to execute arbitrary code via a crafted payload to the phpinfo().EPSS 23%8.7CVE-2013-10032Get-simple getsimplecms missing authentication for critical function vulnerabilityAn authenticated remote code execution vulnerability exists in GetSimpleCMS version 3.2.1. The application’s upload.php endpoint allows authenticated…EPSS 3.7%8.6CVE-2021-47778Get-simple getsimplecms code injection vulnerabilityGetSimple CMS My SMTP Contact Plugin 1.1.2 contains a PHP code injection vulnerability. An authenticated administrator can inject arbitrary PHP code …EPSS 1.3%8.5CVE-2021-47860Get-simple getsimplecms cross-site request forgery vulnerabilityGetSimple CMS Custom JS 0.1 plugin contains a cross-site request forgery vulnerability that allows unauthenticated attackers to inject arbitrary clie…EPSS 0.27%7.2CVE-2021-28976Get-simple getsimplecms unrestricted file upload vulnerabilityRemote Code Execution vulnerability in GetSimpleCMS before 3.3.16 in admin/upload.php via phar filess.EPSS 7.5%6.9CVE-2024-11125Get-simple getsimplecms cross-site request forgery vulnerabilityA vulnerability was found in GetSimpleCMS 3.3.16 and classified as problematic. This issue affects some unknown processing of the file /admin/profile…EPSS 0.38%6.1CVE-2021-36601Get-simple getsimplecms cross-site scripting vulnerabilityGetSimpleCMS 3.3.16 contains a cross-site Scripting (XSS) vulnerability, where Function TSL does not filter check settings.php Website URL: "siteURL"…EPSS 0.94%

Source: NIST National Vulnerability Database (record CVE-2020-18191), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.