The vulnerability CVE-2025-25080 in gubbigubbi Kona Gallery Block is a stored cross-site scripting issue caused by improper input neutralization during web page generation. This allows an attacker with low privileges to inject malicious scripts that execute when a user views the affected page, potentially leading to partial compromise of confidentiality, integrity, and availability. The affected versions are up to 1.7 inclusive. The CVSS 3.1 vector indicates network attack vector, low attack complexity, requiring privileges and user interaction, with a scope change and low impact on confidentiality, integrity, and availability. No patch or vendor advisory is currently available to confirm remediation status.

Successful exploitation can lead to execution of arbitrary scripts in the context of the affected web application, potentially allowing an attacker to steal sensitive information, manipulate content, or disrupt availability. The impact is rated as medium severity with partial loss of confidentiality, integrity, and availability. No known active exploitation has been reported.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider limiting user privileges and exercising caution with user-generated content. Monitor vendor channels for updates regarding patches or official mitigations.