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A stored web content injection vulnerability (WCI, a.k.a XSS) is present in MODX…

Priority LOW 25CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

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.

Why it matters now

EPSS 0.00498 42nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:modx:modx_revolution:*:*:*:*:*:*:*:*up to 2.5.6VulnerableModx
  • cpe:2.3:a:modx:modx_revolution:*:*:*:*:*:*:*:* Versions up to 2.5.6 Vulnerable ·Modx

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-1000223
  2. 2026-10-03 Alias added: GHSA-ppg3-7pr3-2m73

References

  • TI-2018-15856 MODX Revolution version <=2.6.4 contains a Incorrect Access Control vulnerability in… CVSS 3.0HIGH 7.2
  • TI-2017-04994 setup/templates/findcore.php in MODX Revolution 2.5.4-pl and earlier allows remote… CVSS 3.1CRITICAL 9.8
  • TI-2017-04991 setup/controllers/welcome.php in MODX Revolution 2.5.4-pl and earlier allows remote… CVSS 3.1CRITICAL 9.8
  • TI-2020-15872 A XML External Entity (XXE) vulnerability was discovered in the modRestServiceRequest… CVSS 3.1CRITICAL 9.1
  • TI-2017-06532 In MODX Revolution before 2.5.7, a user with file upload permissions is able to execute… CVSS 3.0HIGH 8.8
  • TI-2017-04993 The (1) update and (2) package-installation features in MODX Revolution 2.5.4-pl and… CVSS 3.1HIGH 8.1
See all 35 →

Sources