CVE-2026-33871
1 advisory.
Maven/io.netty:netty-codec-http2 CVE-2026-33871: high
Netty HTTP/2 CONTINUATION Frame Flood DoS via Zero-Byte Frame Bypass
Action: Upgrade io.netty:netty-codec-http2 to 4.1.132.Final (4.1.x) or 4.2.11.Final (4.2.x) or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 4.1.132.Final | - |
| 4.2.0.Alpha1 | 4.2.11.Final | - |
Fixed versions
| 4.1.132.Final | 4.2.11.Final |
Sources
- osv: GHSA-w9fj-cfpg-grvv
- https://github.com/netty/netty/security/advisories/GHSA-w9fj-cfpg-grvv
- https://nvd.nist.gov/vuln/detail/CVE-2026-33871
- https://github.com/netty/netty
CVE-2026-33871 · published · modified · JSON