CVE-2026-45674highCWE-345 CWE-346

CVE-2026-45674: falha de alta gravidade em netty

Netty Vulnerable to DNS Cache Poisoning via Missing Bailiwick Checks in CNAME Records

Publicada em 12 jun 2026 · Atualizada em 18 set 2026

21Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 8.7epss 0.3%

probabilidade de exploração

0.3%top 80% das CVEs

exploração observada

nãonenhuma fonte reporta

Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, Netty's DnsResolveContext fails to validate the origin (bailiwick) of CNAME records in DNS responses. Versions 4.1.135.Final and 4.2.15.Final patch the issue.

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Produtos afetados

netty · netty

CVEs relacionadas — netty

No mesmo produto, das mais perigosas para as menos.

CVE-2021-21409MEDIUMPossible request smuggling in HTTP/2 due missing validation of content-lengthEPSS 4.9%CVE-2021-43797MEDIUMHTTP fails to validate against control chars in header names which may lead to HTTP request smugglingEPSS 2.9%CVE-2023-34462MEDIUMnetty-handler SniHandler 16MB allocationEPSS 2.5%CVE-2025-24970HIGHSslHandler doesn't correctly validate packets which can lead to native crash when using native SSLEngineEPSS 2.2%CVE-2021-21290MEDIUMLocal Information Disclosure Vulnerability in Netty on Unix-Like systems due temporary filesEPSS 1.8%CVE-2026-45416HIGHNetty: SNI handler pre-allocates up to 16 MiB from nine attacker bytesEPSS 1.6%

Referências