A stored cross-site scripting (XSS) vulnerability in the OPAC item detail page of Koha Library Management System 0 through 25.11 versions allow an authenticated remote attacker with edititems permission to inject arbitrary web scripts via the item public notes field (items.itemnotes).

A stored cross-site scripting (XSS) vulnerability in the patron restriction type administration page of Koha Library Management System 0 through 25.11 versions allow an authenticated remote attacker with administrator privileges to inject arbitrary web scripts via the restriction type label (displaytext field).

A multiple Cross-site scripting (XSS) vulnerability in the '/members/moremember.pl', and ‘/members/members-home.pl’ endpoints within Koha Library Management System version 23.05.05 and earlier allows malicious staff users to carry out CSRF attacks, including unauthorized changes to usernames and passwords of users visiting the affected page, via the 'Circulation note' and ‘Patrons Restriction’ components.