CVE-2025-63589 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation poc

Automatable no

Technical Impact partial

No data.

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/cmsimple-xh/cmsimple-xh/blob/master/index.php
https://github.com/cybercrewinc/CVE-2025-63589

History

Thu, 06 Nov 2025 20:15:00 +0000

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'}`

Thu, 06 Nov 2025 16:30:00 +0000

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		https://github.com/cmsimple-xh/cmsimple-xh/blob/master/index.php https://github.com/cybercrewinc/CVE-2025-63589

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2025-11-06T00:00:00.000Z

Updated: 2025-11-06T19:12:48.998Z

Reserved: 2025-10-27T00:00:00.000Z

Link: CVE-2025-63589

Vulnrichment

Updated: 2025-11-06T19:11:39.950Z

NVD

Status : Awaiting Analysis

Published: 2025-11-06T17:15:46.343

Modified: 2025-11-06T20:15:51.060

Link: CVE-2025-63589

Redhat

No data.

OpenCVE Enrichment

No data.

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