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OpenAdvisories
High · 8.6 CVE-2026-62242 EUVD-2026-43556GHSA-j4h2-3wwr-928r

Spring Boot Admin Server < 4.1.2 SSRF via Unauthenticated Instance Registration

Published Jul 13, 2026 · Updated Jul 15, 2026 · Assigned by VulnCheck

Description

Spring Boot Admin Server before 4.1.2 contains a server-side request forgery vulnerability that allows unauthenticated attackers to register instances with attacker-controlled healthUrl and managementUrl parameters without validation against private IP ranges or metadata endpoints. Attackers can force the server to make HTTP requests to arbitrary internal addresses and retrieve response bodies via the actuator proxy to exfiltrate cloud credentials.

Affected products

VendorProductAffectedFixed
codecentric spring-boot-admin < 4.1.2 4.1.2

References