PT-2026-58984 · Maven · Io.Micronaut:Micronaut-Http-Client
Published
2026-07-09
·
Updated
2026-07-09
CVSS v3.1
6.8
Medium
| Vector | AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N |
Impact
DefaultHttpClient follows redirects and forwards Authorization, Cookie, and Proxy-Authorization headers to redirect targets across domain boundaries. The blocklist only filters Host/Connection/TE/CT/CL. Additionally, no maximum redirect count exists, enabling infinite loop DoS. Affected: DefaultHttpClient.java lines 231-245, 1591, 2071
Suggested fix: Strip sensitive headers on cross-domain redirects
Patches
It has been patched for versions:
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 3.10.6 >=
Workarounds
No
References
Micronaut 5 Patch: https://github.com/micronaut-projects/micronaut-core/commit/9770328999f490bdfbb9e25addd45bf73d4a173a
Micronaut 4 Patch: https://github.com/micronaut-projects/micronaut-core/commit/70cab4b44fbf985faba2846091f2356b5bd70719
Micronaut 3 Patch: https://github.com/micronaut-projects/micronaut-core/commit/64e539736b8168f201d868b02ace50fe14f57418
Fix
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Related Identifiers
Affected Products
Io.Micronaut:Micronaut-Http-Client