I, Librarian is an open-source version of a PDF managing SaaS. Supplemental Files are allowed to be viewed in the browser, only if they have a white-listed MIME type. Unfortunately, this logic is broken, thus allowing unsafe files containing Javascript to be executed with the application context. An attacker can exploit this vulnerability by uploading a supplementary file that contains a malicious code or script. This code will then be executed when the file is loaded in the browser. The vulnerability was fixed in version 5.11.2.

Cross Site Scripting vulnerability in Martin Kucej i-librarian v.5.11.0 and before allows a local attacker to execute arbitrary code via the search function in the import component.

I, Librarian is an open-source version of a PDF managing SaaS. PDF notes are displayed on the Item Summary page without any form of validation or sanitation. An attacker can exploit this vulnerability by inserting a payload in the PDF notes that contains malicious code or script. This code will then be executed when the page is loaded in the browser. The vulnerability was fixed in version 5.11.1.

Cross-site Scripting (XSS) - Stored in GitHub repository mkucej/i-librarian-free prior to 5.10.4.

Cross-site Scripting (XSS) - Reflected in GitHub repository mkucej/i-librarian-free prior to 5.10.4.

i-librarian 4.10 is vulnerable to Arbitrary file upload in ajaxsupplement.php.

I, Librarian 4.10 has XSS via the notes.php notes parameter.

I, Librarian 4.10 has XSS via the export.php export_files parameter.

Cross-site scripting (XSS) vulnerability in display.php in I, Librarian 4.10 allows remote attackers to inject arbitrary web script or HTML via the project parameter.

I, Librarian version 4.8 and earlier contains a Cross Site Scripting (XSS) vulnerability in "id" parameter in stable.php that can result in an attacker using the XSS to send a malicious script to an unsuspecting user.