VULNERABILITY INTELLIGENCE

CVE-2025-65858

CVSS score3.5 LOW

EPSS probability0.21%

CISA KEVNot currently listed

Published2025-12-02

Last modified2026-06-17

Description

A Stored Cross-Site Scripting (XSS) vulnerability in Calibre-Web v0.6.25 allows attackers to inject malicious JavaScript into the 'username' field during user creation. The payload is stored unsanitized and later executed when the /ajax/listusers endpoint is accessed.