The vulnerability CVE-2025-58840 in Ibnul H. Custom Team Manager is a stored cross-site scripting issue caused by improper input neutralization during web page generation. This allows attackers to inject malicious scripts that persist on the server and execute in the browsers of users who access the affected pages. The affected versions include all releases up to 2.4.2. The CVSS 3.1 vector indicates the attack can be performed remotely over the network, requires low attack complexity, privileges, and user interaction, and impacts confidentiality, integrity, and availability to a limited degree.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of the victim's browser, potentially leading to information disclosure, session hijacking, or other impacts on confidentiality, integrity, and availability. The CVSS score of 6.5 reflects a medium impact with partial loss of confidentiality, integrity, and availability. There are no reports of active exploitation in the wild at this time.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, users should monitor for vendor updates. Until a fix is available, consider applying input validation or output encoding workarounds if feasible, and restrict privileges of users who can submit content. Avoid clicking on suspicious links or content within the affected application. No official mitigation or temporary fix has been documented by the vendor at this time.