CVE-2024-51923 describes a stored cross-site scripting vulnerability in the Websand Subscription Form plugin (versions up to 1.0.3). The issue is caused by improper neutralization of input during web page generation, which allows attackers to inject malicious scripts that persist and execute when other users access the affected pages. The vulnerability has a CVSS 3.1 base score of 6.5 (AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L), indicating network attack vector, low attack complexity, requiring low privileges and user interaction, with scope changed and low impact on confidentiality, integrity, and availability. No patch or vendor advisory is currently available, and no known exploitation in the wild has been reported.

Successful exploitation of this vulnerability could allow an attacker to execute stored malicious scripts in the context of users interacting with the Websand Subscription Form, potentially leading to partial compromise of confidentiality, integrity, and availability of affected systems or user data. The CVSS score of 6.5 reflects a medium severity impact. 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. Until an official fix is released, users should consider restricting privileges and user interactions that could trigger the vulnerability. Monitor vendor communications for updates and apply patches promptly once available.