CVE-2025-62971 is a stored cross-site scripting vulnerability in CrestaProject Attesa Extra (versions up to 1.4.7) caused by improper input neutralization during web page generation. This allows attackers to inject malicious scripts that are stored and later executed in the browsers of users who access the affected pages. The vulnerability has a CVSS 3.1 base score of 6.5, reflecting medium severity with network attack vector, low complexity, requiring low privileges and user interaction, and impacts on confidentiality, integrity, and availability. No patch or vendor advisory detailing remediation is currently available, and the product is not a cloud service, so remediation depends on vendor or user action.

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of users viewing the affected web pages, potentially leading to theft of sensitive information, session hijacking, or other impacts on confidentiality, integrity, and availability. The CVSS score of 6.5 reflects a medium severity impact. There are no known exploits in the wild currently.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official patch or fix information is available, users should monitor CrestaProject advisories for updates. Until a fix is released, consider applying input validation or output encoding workarounds if feasible. Avoid using affected versions in sensitive environments where possible.