CVE-2026-54428
1 advisory.
Maven/org.apache.httpcomponents.core5:httpcore5-h2 CVE-2026-54428: high 7.5
Apache HttpComponents Core: HPackDecoder Unlimited Header List Size Before SETTINGS ACK
Action: Upgrade org.apache.httpcomponents.core5:httpcore5-h2 to the fixed version for your line (see fixed_versions).
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 5.4.3 | - |
| 5.5-alpha1 | 5.5-beta2 | - |
Fixed versions
| 5.4.3 | 5.5-beta2 |
Sources
- osv: GHSA-v3jc-474w-2wm6
- https://nvd.nist.gov/vuln/detail/CVE-2026-54428
- https://github.com/apache/httpcomponents-core/commit/1ea1239bbbe3442a8382a87279c0a8119a7e358e
- https://github.com/apache/httpcomponents-core/commit/cc30ee058a7b10cbf4ad3dd6270ab6d1f6a74c49
- https://github.com/apache/httpcomponents-core
- https://lists.apache.org/thread/5zjp8vczvxq19pw2rvhs21q446bhl0sd
- http://www.openwall.com/lists/oss-security/2026/07/01/3
CVE-2026-54428 · published · modified · JSON