CVE Tools

Netty

112 CVEs tracked. 1 of them are in CISA KEV.

This hub aggregates every CVE we track for Netty, a product in the oss libraries space. Use it to gauge the current risk picture and drill into individual advisories.

Netty CVEs per month

Oct 2024 to Sep 2026. Point at a month, or focus the strip and use the arrow keys.
Netty CVEs per month
MonthCVEs
2024-100
2024-111
2024-120
2025-010
2025-022
2025-030
2025-040
2025-050
2025-060
2025-070
2025-081
2025-092
2025-101
2025-110
2025-121
2026-010
2026-020
2026-032
2026-040
2026-0513
2026-0622
2026-0719
2026-0810
2026-0913

Severity

How the 112 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Critical44%
  • High6861%
  • Medium3935%
  • Low11%

Latest CVEs

The 15 most recently published vulnerabilities affecting Netty.

  1. CVE-2026-100666Netty 4.2.0 through 4.2.17 Response Desynchronization via HttpServerCodec7.3
  2. CVE-2026-100665Netty 4.2.11 through 4.2.17 QUIC Hostname Verification Bypass7.5
  3. CVE-2026-100664Netty 4.2.2 through 4.2.15 HTTP/1 Host Header Authority Confusion7.5
  4. CVE-2026-100663Netty HTTP/1 CONNECT authority-form mistranslated to malformed HTTP/37.5
  5. CVE-2026-100661Netty HTTP/3 QPACK Prefixed Integer DoS via Unbounded Accumulation7.5
  6. CVE-2026-100662Netty HTTP/3 QPACK encoder-stream unbounded memory exhaustion DoS7.5
  7. CVE-2026-100660Netty before 4.2.18.Final QpackEncoder Unbounded Memory Retention7.5
  8. CVE-2026-100658Netty before 4.1.138.Final Denial of Service via WebSocketServerExtensionHandler5.3
  9. CVE-2026-100659Netty 4.2.0 through 4.2.18 HTTP/3 Request Routing Bypass6.5
  10. CVE-2026-100657Netty before 4.1.138.Final ByteBuf Leak in StompSubframeDecoder7.5
  11. CVE-2026-100656Netty HttpServerCodec Unbounded Queue Growth via HTTP/1.1 Pipelining7.5
  12. CVE-2026-100655Netty before 4.1.138.Final Denial of Service via SpdySessionHandler7.5
  13. CVE-2026-89044Netty 4.1.133.Final through 4.1.137.Final and 4.2.13.Final through 4.2.17.Final HTTP Request Smuggling via Transfer-Encoding6.5
  14. CVE-2026-76816Netty: MQTT Topic Name and Client ID Validation Bypass3.5
  15. CVE-2026-62380Netty before 4.2.16.Final SOCKS Proxy Null Byte Injection7.5

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