CVE-2023-37978: Riverside HTTP Headers

Medium severity, CVSS 4.9. EPSS: 0.4% chance of exploitation in the next 30 days.

Server-Side Request Forgery (SSRF) vulnerability in Dimitar Ivanov HTTP Headers.This issue affects HTTP Headers: from n/a through 1.18.11.

Affected products

• Riverside HTTP Headers: up to and including 1.18.11

Published 2023-11-13. Last modified 2026-06-17.