CVE-2021-42551: Alcoda Netbiblio

Medium severity, CVSS 6.1. EPSS: 2.7% chance of exploitation in the next 30 days.

Cross-site Scripting (XSS) vulnerability in the search functionality of AlCoda NetBiblio WebOPAC allows an unauthenticated user to craft a reflected Cross-Site Scripting attack. This issue affects: AlCoda NetBiblio WebOPAC versions prior to 4.0.0.320; versions later than 4.0.0.328. This issue does not affect: AlCoda NetBiblio WebOPAC version 4.0.0.335 and later versions.

Affected products

• Alcoda Netbiblio: before 4.0.0.320 (fixed in 4.0.0.320); from 4.0.0.328, before 4.0.0.335 (fixed in 4.0.0.335)

Published 2022-01-14. Last modified 2026-06-17.