Medium (5.4). EPSS 0.4% chance of exploitation in the next 30 days.
A Server-Side Request Forgery (SSRF) vulnerability in the /Cover/Show route (showAction in CoverController.php) in Open Library Foundation VuFind 2.4 through 9.1 before 9.1.1 allows remote attackers to access internal HTTP servers and perform Cross-Site Scripting (XSS) attacks by proxying arbitrary URLs via the proxy GET parameter.
Severity
CVSS 3.1
5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.4% chance of exploitation in the next 30 days; higher than 39% of CVEs (scores of 2026-10-31)