CVE-2025-23697 describes a reflected Cross-site Scripting (XSS) vulnerability in the webdeal Podčlánková inzerce product, versions up to 2.4.0. The issue is due to improper neutralization of input during web page generation, which allows attackers to inject and execute malicious scripts in users' browsers. The vulnerability has a CVSS v3.1 base score of 7.1, with network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and impacts on confidentiality, integrity, and availability. No patch or vendor advisory is currently available, and the product is not a cloud service.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of a victim's browser, potentially leading to information disclosure, session hijacking, or other client-side impacts. The CVSS score of 7.1 reflects a high severity with impacts on confidentiality, integrity, and availability. However, there are no known exploits in the wild at this time.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should consider applying input validation or output encoding workarounds if feasible. Monitor for vendor updates and avoid exposing vulnerable versions to untrusted users where possible.