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Vulnerability record · CVE-2017-1000223 · published 17 November 2017

CVE-2017-1000223: Modx revolution cross-site scripting vulnerability

Modx · Modx Revolution

A stored web content injection vulnerability (WCI, a.k.a XSS) is present in MODX Revolution CMS version 2.5.6 and earlier. An authenticated user with permissions to edit users can save malicious JavaScript as a User Group name and potentially take control over victims' accounts. This can lead to an escalation of privileges providing complete administrative control over the CMS.

5.4 CVSS 3.0 Medium EPSS 0.50% · top 59.4% CWE-79 · Cross-site scripting
5.4CVSS 3.0 base score, v2 3.5
0.50%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A stored web content injection vulnerability (WCI, a.k.a XSS) is present in MODX Revolution CMS version 2.5.6 and earlier. An authenticated user with permissions to edit users can save malicious JavaScript as a User Group name and potentially take control over victims' accounts. This can lead to an escalation of privileges providing complete administrative control over the CMS.

CVSS:3.0/AV:N/AC:L/PR:L/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://raw.githubusercontent.com/modxcms/revolution/v2.5.7-pl/core/docs/changelog.txt Release NotesThird Party Advisory
https://raw.githubusercontent.com/modxcms/revolution/v2.5.7-pl/core/docs/changelog.txt Release NotesThird Party Advisory

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Related vulnerabilities

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

9.8CVE-2017-7321Modx revolution code injection vulnerabilitysetup/controllers/welcome.php in MODX Revolution 2.5.4-pl and earlier allows remote attackers to execute arbitrary PHP code via the config_key parame…EPSS 2.2%9.8CVE-2017-7324Modx revolution code injection vulnerabilitysetup/templates/findcore.php in MODX Revolution 2.5.4-pl and earlier allows remote attackers to execute arbitrary PHP code via the core_path paramete…EPSS 2.2%9.1CVE-2020-25911Modx revolution xml external entity (xxe) vulnerabilityA XML External Entity (XXE) vulnerability was discovered in the modRestServiceRequest component in MODX CMS 2.7.3 which can lead to an information di…EPSS 2.4%8.8CVE-2017-9069Modx revolution unrestricted file upload vulnerabilityIn MODX Revolution before 2.5.7, a user with file upload permissions is able to execute arbitrary code by uploading a file with the name .htaccess.EPSS 1.9%8.1CVE-2017-7322Modx revolution improper certificate validation vulnerabilityThe (1) update and (2) package-installation features in MODX Revolution 2.5.4-pl and earlier do not verify X.509 certificates from SSL servers, which…EPSS 1.2%8.1CVE-2017-7323Modx revolution vulnerabilityThe (1) update and (2) package-installation features in MODX Revolution 2.5.4-pl and earlier use http://rest.modx.com by default, which allows man-in…EPSS 2.1%7.5CVE-2019-1010123Modx revolution unrestricted file upload vulnerabilityMODX Revolution Gallery 1.7.0 is affected by: CWE-434: Unrestricted Upload of File with Dangerous Type. The impact is: Creating file with custom a fi…EPSS 1.2%7.5CVE-2018-1000208Modx revolution path traversal vulnerabilityMODX Revolution version <=2.6.4 contains a Directory Traversal vulnerability in /core/model/modx/modmanagerrequest.class.php that can result in remov…EPSS 1.9%

Source: NIST National Vulnerability Database (record CVE-2017-1000223), CISA KEV, FIRST EPSS (scores of 2026-10-06). This page is refreshed as NVD updates the record.