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CVE-2017-9071: MODX Revolution XSS via HTTP Host header

May 17, 2022 (updated April 22, 2025)

In MODX Revolution before 2.5.7, an attacker might be able to trigger XSS by injecting a payload into the HTTP Host header of a request. This is exploitable only in conjunction with other issues such as Cache Poisoning.

References

  • citadelo.com/en/2017/04/modx-revolution-cms
  • github.com/advisories/GHSA-p2j4-vrgx-96qg
  • github.com/modxcms/revolution
  • github.com/modxcms/revolution/pull/13426
  • nvd.nist.gov/vuln/detail/CVE-2017-9071

Code Behaviors & Features

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Affected versions

All versions before 2.5.7

Fixed versions

  • 2.5.7

Solution

Upgrade to version 2.5.7 or above.

Impact 4.7 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Source file

packagist/modx/revolution/CVE-2017-9071.yml

Spotted a mistake? Edit the file on GitLab.

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