CVE-2026-59903
1 advisory.
Maven/io.netty:netty-codec-http CVE-2026-59903: medium 6.5
Netty Vulnerable to Cache Poisoning and Information Disclosure via CORS Vary Header Overwrite
Action: Upgrade io.netty:netty-codec-http to 4.1.137.Final (4.1.x) or 4.2.17.Final (4.2.x) or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 4.2.0.Final | 4.2.17.Final | - |
| 0 | 4.1.137.Final | - |
Fixed versions
| 4.2.17.Final | 4.1.137.Final |
Sources
- osv: GHSA-8c42-7qj2-3j46
- https://github.com/netty/netty/security/advisories/GHSA-8c42-7qj2-3j46
- https://github.com/netty/netty/pull/17213
- https://github.com/netty/netty/pull/17217
- https://github.com/netty/netty
- https://github.com/netty/netty/releases/tag/netty-4.1.137.Final
- https://github.com/netty/netty/releases/tag/netty-4.2.17.Final
CVE-2026-59903 · published · modified · JSON