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Red Hat Fuse 7/undertow-core
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Undertow is Vulnerable to HTTP Request/Response Smuggling
CVE-2026-28367 · GHSA-3GV6-G396-9V4R
io.undertow:undertow-core
Red Hat Data Grid 8/undertow-core
Maven
Red Hat
High
Fix reported
2026-11-05
Undertow is Vulnerable to HTTP Request/Response Smuggling
CVE-2026-28368 · GHSA-8V4X-MGVP-P658
io.undertow:undertow-core
Red Hat Data Grid 8/undertow-core
Maven
Red Hat
High
Fix reported
2026-11-05
Undertow is Vulnerable to HTTP Request/Response Smuggling
CVE-2026-28369 · GHSA-VQQJ-9CMV-HX43
io.undertow:undertow-core
Red Hat Data Grid 8/undertow-core
Maven
Red Hat
High
Fix reported
2026-11-05
Undertow MadeYouReset HTTP/2 DDoS Vulnerability
CVE-2025-9784 · GHSA-95H4-W6J8-2RP8
io.undertow:undertow-core
Red Hat Data Grid 8/undertow-core
Maven
Red Hat
High
Fix reported
2026-10-06
Undertow: Denial of Service via Multipart/Form-Data Parsing on HTTP GET Requests
CVE-2026-3260 · GHSA-3X3V-W654-M28M
io.undertow:undertow-core
Red Hat Data Grid 8/undertow-core
Maven
Red Hat
Medium
No fix reported
2026-09-10
Undertow HTTP server core doesn't properly validate the Host header in incoming HTTP requests
CVE-2025-12543 · GHSA-J382-5JJ3-VW4J
io.undertow:undertow-core
Red Hat Data Grid 8/undertow-core
Maven
Red Hat
Critical
Fix reported
2026-09-10
undertow-core: Undertow:HTTP request smuggling via oversized chunk-size bit overlap
CVE-2026-14180
Red Hat Data Grid 8/undertow-core
Red Hat Enterprise Linux 10/moditect
Red Hat
Medium
No fix reported
Not recorded
undertow-core: undertow: WebSocketContainer defaults for buffers and timeouts are infinite
CVE-2026-81624
Red Hat Fuse 7/undertow-core
Red Hat JBoss Enterprise Application Platform 7/jboss-eap-7/eap74-els-openjdk11-openshift-rhel8
Red Hat
High
No fix reported
Not recorded