This vulnerability (CVE-2025-23741) affects Florian Chaillou Notifications Center versions up to 1.5.2 and is classified as a reflected cross-site scripting (XSS) issue. It arises from improper input neutralization during web page generation, enabling attackers to inject and execute arbitrary scripts in users' browsers. The CVSS v3.1 base score is 7.1, indicating high severity, with attack vector network, low attack complexity, no privileges required, user interaction required, scope changed, and impacts on confidentiality, integrity, and availability.

Successful exploitation of this vulnerability can lead to execution of arbitrary scripts in the context of the victim's browser, potentially resulting in theft of sensitive information, session hijacking, or other malicious actions affecting confidentiality, integrity, and availability. The reflected nature means the attack requires a user to interact with a crafted link or input. There are no reports of active exploitation in the wild.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should exercise caution with untrusted input and links related to Notifications Center. Monitor vendor communications for updates on patches or mitigations.