GitHub Advisoryadvisory · Maven

GHSA-387m-935m-c4vw Micronaut doesn't set a maximum redirect count for its HTTP Client, enabling infinite loop DoS

HIGH Published 2026-07-09 Modified 2026-07-09 Official page ↗
Ecosystem
Maven
Packages
io.micronaut:micronaut-http-client
Severity
High
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Reviewed
2026-07-09

Affected packages

• Maven io.micronaut:micronaut-http-client: < 3.10.7 → fixed in 3.10.7 • Maven io.micronaut:micronaut-http-client: >= 4.0.0-M1, < 4.10.24 → fixed in 4.10.24 • Maven io.micronaut:micronaut-http-client: >= 5.0.0-M1, < 5.0.1 → fixed in 5.0.1

Description

The Netty-based Micronaut HTTP Client does not impose a limit on HTTP redirections, potentially allowing an infinite redirect loop that could lead to a denial-of-service attack. Patches The following versions are patched: • For Micronaut 5, versions equal or greater than 5.0.1 >= • For Micronaut 4, versions equal or greater than 4.10.24 >= • For Micronaut 3, versions equal or greater than 3.10.7 >= Workarounds No Resources Micronaut 5 Patch: https://github.com/micronaut-projects/micronaut-core/commit/6e88a972718d6e1521c5b3bb7766451798dba4e3 Micronaut 4 Patch: https://github.com/micronaut-projects/micronaut-core/commit/f1dffffec8fb5e3b7e94ae907ce0be3831e499d4 Micronaut 3 Patch: https://github.com/micronaut-projects/micronaut-core/commit/c06a2715ca7f78321bc3ca05f41cca78cd351320

References