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Vulnerability record · CVE-2018-20778 · published 11 February 2019

CVE-2018-20778: Frog cms project frog cms cross-site scripting vulnerability

FFrog Cms Project · Frog Cms

admin/?/plugin/file_manager in Frog CMS 0.9.5 allows XSS by creating a new file containing a crafted attribute of an IMG element.

6.1 CVSS 3.0 Medium EPSS 0.83% · top 44.3% CWE-79 · Cross-site scripting
6.1CVSS 3.0 base score, v2 4.3
0.83%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

admin/?/plugin/file_manager in Frog CMS 0.9.5 allows XSS by creating a new file containing a crafted attribute of an IMG element.

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

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

References

LinkTags
https://github.com/philippe/FrogCMS/issues/28 ExploitThird Party Advisory
https://github.com/philippe/FrogCMS/issues/28 ExploitThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2014-4912Frog cms project frog cms unrestricted file upload vulnerabilityAn Arbitrary File Upload issue was discovered in Frog CMS 0.9.5 due to lack of extension validation.EPSS 8.1%8.8CVE-2018-8908Frog cms project frog cms cross-site request forgery vulnerabilityAn issue was discovered in /admin/?/user/add in Frog CMS 0.9.5. The application's add user functionality suffers from CSRF. A malicious user can craf…EPSS 2.2%7.5CVE-2018-20776Frog cms project frog cms information exposure vulnerabilityFrog CMS 0.9.5 provides a directory listing for a /public request.EPSS 1.5%7.2CVE-2018-20775Frog cms project frog cms code injection vulnerabilityadmin/?/plugin/file_manager in Frog CMS 0.9.5 allows PHP code execution by creating a new .php file containing PHP code, and then visiting this file …EPSS 2.1%7.2CVE-2018-20772Frog cms project frog cms code injection vulnerabilityFrog CMS 0.9.5 allows PHP code execution via <?php to the admin/?/layout/edit/1 URI.EPSS 2.1%7.2CVE-2018-20773Frog cms project frog cms code injection vulnerabilityFrog CMS 0.9.5 allows PHP code execution by visiting admin/?/page/edit/1 and inserting additional <?php lines.EPSS 2.1%7.2CVE-2018-11098Frog cms project frog cms unrestricted file upload vulnerabilityAn issue was discovered in Frog CMS 0.9.5. There is a file upload vulnerability via the admin/?/plugin/file_manager/upload URI, a similar issue to CV…EPSS 1.4%6.1CVE-2019-6243Frog cms project frog cms cross-site scripting vulnerabilityFrog CMS 0.9.5 allows XSS via the forgot password page (aka the /admin/?/login/forgot URI).EPSS 0.68%

Source: NIST National Vulnerability Database (record CVE-2018-20778), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.