Micronaut doesn't set a maximum redirect count for its HTTP Client, enabling infinite loop DoS
Key facts
- Attack vector
- —
- Privileges required
- —
- User interaction
- —
- Attack complexity
- —
- Impact type
- —
- Confidentiality · integrity · availability
- —
- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub.
Summary
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](https://github.com/micronaut-projects/micronaut-core/releases/v5.0.1) >= - For Micronaut 4, versions equal or greater than [4.10.24](https://github.com/micronaut-projects/micronaut-core/releases/v4.10.24) >= - For Micronaut 3, versions equal or greater than [3.10.7](https://github.com/micronaut-projects/micronaut-core/releases/v3.10.7) >= ### 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
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | io.micronaut:micronaut-http-client (Maven) | before 3.10.7 | 3.10.7 | Patch available | GHSA-387m-935m-c4vw |
| — | io.micronaut:micronaut-http-client (Maven) | 4.0.0-M1 to before 4.10.24 | 4.10.24 | Patch available | GHSA-387m-935m-c4vw |
| — | io.micronaut:micronaut-http-client (Maven) | 5.0.0-M1 to before 5.0.1 | 5.0.1 | Patch available | GHSA-387m-935m-c4vw |
- io.micronaut:micronaut-http-client (Maven) Vendor— Affected before 3.10.7 Fixed in 3.10.7 Patch available GHSA-387m-935m-c4vw
- io.micronaut:micronaut-http-client (Maven) Vendor— Affected 4.0.0-M1 to before 4.10.24 Fixed in 4.10.24 Patch available GHSA-387m-935m-c4vw
- io.micronaut:micronaut-http-client (Maven) Vendor— Affected 5.0.0-M1 to before 5.0.1 Fixed in 5.0.1 Patch available GHSA-387m-935m-c4vw
Remediation
- Fix · GHSA-387m-935m-c4vw io.micronaut:micronaut-http-client (Maven) Fixed in 3.10.7 Advisory →
- Fix · GHSA-387m-935m-c4vw io.micronaut:micronaut-http-client (Maven) Fixed in 4.10.24 Advisory →
- Fix · GHSA-387m-935m-c4vw io.micronaut:micronaut-http-client (Maven) Fixed in 5.0.1 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-387m-935m-c4vw
References
Other 5
- https://github.com/micronaut-projects/micronaut-core/security/advisories/GHSA-387m-935m-c4vw
- https://github.com/micronaut-projects/micronaut-core/commit/6e88a972718d6e1521c5b3bb7766451798dba4e3
- https://github.com/micronaut-projects/micronaut-core/commit/c06a2715ca7f78321bc3ca05f41cca78cd351320
- https://github.com/micronaut-projects/micronaut-core/commit/f1dffffec8fb5e3b7e94ae907ce0be3831e499d4
- https://github.com/micronaut-projects/micronaut-core
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences