The vulnerability CVE-2025-23839 affects the Sticky Button plugin by Asif Shakeel, specifically versions up to and including 1.0. It is a stored cross-site scripting (XSS) flaw caused by improper neutralization of input during web page generation. This allows an attacker to inject malicious scripts that persist and execute in the context of users visiting affected pages. The CVSS 3.1 base score is 7.1 (high), with network attack vector, low attack complexity, no privileges required, user interaction required, scope changed, and impacts on confidentiality, integrity, and availability rated as low to low to low respectively.

Successful exploitation of this vulnerability can allow attackers to execute arbitrary scripts in the context of affected users, potentially leading to theft of sensitive information, session hijacking, or other malicious actions impacting confidentiality, integrity, and availability. The CVSS score indicates a high severity with partial impacts on all three security properties. There are no known exploits in the wild at this time.

No official patch or remediation guidance is currently available for this vulnerability. Patch status is not yet confirmed — check the vendor advisory or official sources for current remediation guidance. Until a fix is released, users should consider disabling or removing the affected plugin or applying any available workarounds from the vendor if provided.