GitHub Advisoryadvisory · Maven
GHSA-387m-935m-c4vw Micronaut doesn't set a maximum redirect count for its HTTP Client, enabling infinite loop DoS
HIGH
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
- https://github.com/micronaut-projects/micronaut-core/security/advisories/GHSA-387m-935m-c4vw web
- https://github.com/micronaut-projects/micronaut-core/commit/6e88a972718d6e1521c5b3bb7766451798dba4e3 web
- https://github.com/micronaut-projects/micronaut-core/commit/c06a2715ca7f78321bc3ca05f41cca78cd351320 web
- https://github.com/micronaut-projects/micronaut-core/commit/f1dffffec8fb5e3b7e94ae907ce0be3831e499d4 web
- https://github.com/micronaut-projects/micronaut-core package