CVE-2021-47755

Publication date

2026-01-15 15:52:04

Family

VulnCheck

State

PUBLISHED

Description

Oliver Library Server v5 contains a file download vulnerability that allows unauthenticated attackers to access arbitrary system files through unsanitized input in the FileServlet endpoint. Attackers can exploit the vulnerability by manipulating the fileName parameter to download sensitive files from the servers filesystem.