CVE-2025-63589

Published Nov 6, 2025 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
A reflected XSS vulnerability exists in CMSimple_XH 1.8's index.php router when attacker-controlled path segments are not sanitized or encoded before being inserted into the generated HTML (navigation links, breadcrumbs, search form action, footer links). An attacker-controlled string placed in the URL path is reflected into multiple HTML elements, allowing execution of arbitrary JavaScript in victims' browsers visiting a crafted URL.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:a:cmsimple-xh:cmsimple_xh:1.8.0:-:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Cmsimple-xh
Cmsimple-xh cmsimple Xh
Vendors & Products Cmsimple-xh
Cmsimple-xh cmsimple Xh
Type Values Removed Values Added
Weaknesses CWE-79
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A reflected XSS vulnerability exists in CMSimple_XH 1.8's index.php router when attacker-controlled path segments are not sanitized or encoded before being inserted into the generated HTML (navigation links, breadcrumbs, search form action, footer links). An attacker-controlled string placed in the URL path is reflected into multiple HTML elements, allowing execution of arbitrary JavaScript in victims' browsers visiting a crafted URL.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Nov 6, 2025, 7:12 PM
Reserved
Oct 27, 2025, 12:00 AM
Status
Analyzed
Published
Nov 6, 2025, 5:15 PM
Modified
Nov 5, 2026, 10:10 PM