CVE-2026-7014

Summary

A flaw has been found in MaxSite CMS up to 109.3. This vulnerability affects unknown code of the component down_count Plugin. This manipulation of the argument f_file/f_prefix causes cross site scripting. The attack may be initiated remotely. The exploit has been published and may be used. Upgrading to version 109.4 is able to resolve this issue. Patch name: 8a3946bd0a54bfb72a4d57179fcd253f2c550cd7. The affected component should be upgraded. The vendor was informed early about this issue. They classify it as a "Self-XSS". They deployed a countermeasure: "Nevertheless, we consider this a violation of secure coding standards. The lack of filtering via htmlspecialchars() has already been fixed in the latest patch to prevent incorrect data display."

Affected Software

VendorProductVersion RangeStatus
MaxSiteCMS109.0affected
MaxSiteCMS109.1affected
MaxSiteCMS109.2affected
MaxSiteCMS109.3affected
MaxSiteCMS109.4unaffected

Weaknesses

  • CWE-79: Cross Site Scripting
  • CWE-94: Code Injection

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References