Red Hat Build of Debezium 3.6 · Vulnerability
Historical advisory recorded 6 Nov 2026 19:02:40 UTC. Read the latest advisory.
cve-program · CVE-2026-93579
PublishedA flaw was found in Netty's HTTP/2 stack. This vulnerability allows a remote attacker to inject prohibited characters, such as NUL, Line Feed, and Carriage Return, into HTTP/2 header field values due to insufficient validation. When these values cross an HTTP/2 to HTTP/1.1 translation boundary, they can be exploited for request smuggling, header injection, or response splitting. This could lead to unauthorized access, data manipulation, or other security bypasses.
Read the publisher's advisoryAffected versions, risk and source history
cve-program · CVE-2026-93579
PublishedIo.netty/netty-codec-http2: netty: http/2 header field values are not validated by default (cr/lf/nul passthrough)
A flaw was found in Netty's HTTP/2 stack. This vulnerability allows a remote attacker to inject prohibited characters, such as NUL, Line Feed, and Carriage Return, into HTTP/2 header field values due to insufficient validation. When these values cross an HTTP/2 to HTTP/1.1 translation boundary, they can be exploited for request smuggling, header injection, or response splitting. This could lead to unauthorized access, data manipulation, or other security bypasses.
- Source published
- 18 Sep 2026 16:38:29 UTC
- Source modified
- 6 Nov 2026 17:32:55 UTC
- Saved here
- 6 Nov 2026 19:02:40 UTC
- Source terms
- CVE Program Terms of Use
Original source record · Cite this exact observation · Complete original publisher JSON
Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.
CVSS 3.1 · 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N