SUSE CVE-2026-55602

http-proxy-middleware is node.js http-proxy middleware. From 0.16.0 until 2.0.10, 3.0.6, and 4.1.0, http-proxy-middleware documents router proxy-table entries as host, path, or host+path selectors, but the host+path implementation uses unanchored substring matching on attacker-controlled request...

PT-2026-64186

Name of the Vulnerable Software and Affected Versions 9router versions prior to 0.4.60 Description An issue exists involving a chain of security flaws. A hardcoded default password allows authentication on fresh installations. Additionally, the LOCAL ONLY network gate can be bypassed using a...

PT-2026-64093

Summary In affected versions, the deprecated WebSocket server transport mcp.server.websocket.websocket server accepted the WebSocket handshake without applying any Host or Origin header validation. The TransportSecuritySettings mechanism that the SSE and Streamable HTTP transports use for this...

Next.js: Server-Side Request Forgery in Server Actions on custom servers

Impact When a Server Action forwards or redirects a request, an attacker can cause the server to send that outbound request to a malicious host Server-Side Request Forgery. This requires the attacker's request to control Host-associated headers. In some configurations, it's also possible to obtai...

GHSA-89XV-2M56-2M9X Next.js: Server-Side Request Forgery in Server Actions on custom servers

Impact When a Server Action forwards or redirects a request, an attacker can cause the server to send that outbound request to a malicious host Server-Side Request Forgery. This requires the attacker's request to control Host-associated headers. In some configurations, it's also possible to obtai...

EUVD-2026-43646

Eclipse Jetty: HTTP Authority/Host mismatch...

Eclipse Jetty: HTTP Authority/Host mismatch

Summary Jetty currently accepts HTTP/2 and HTTP/3 requests where the regular Host header and the pseudo-header :authority do not match. As a result, the same request can carry two different host identities through Jetty: - logic based on HttpURI / Request.getServerNamerequest uses :authority -...

GHSA-7P3P-8QV8-M2VH Eclipse Jetty: HTTP Authority/Host mismatch

Summary Jetty currently accepts HTTP/2 and HTTP/3 requests where the regular Host header and the pseudo-header :authority do not match. As a result, the same request can carry two different host identities through Jetty: - logic based on HttpURI / Request.getServerNamerequest uses :authority -...

Improper Validation of Consistency within Input

Overview org.eclipse.jetty:jetty-server is a lightweight highly scalable java based web server and servlet engine. Affected versions of this package are vulnerable to Improper Validation of Consistency within Input through ComplianceUtils.verifyHttpURI, HttpFields, HttpCompliance,...

GHSA-C69G-56F8-XWQJ Netty: [codec-http2] Lack of Host Header Deduplication in HTTP/2→HTTP/1.x Translation Leads to Request Routing Bypass

Netty's HTTP/2-to-HTTP/1.x translation layer Http2StreamFrameToHttpObjectCodec and InboundHttp2ToHttpAdapter fails to deduplicate or validate Host headers when an HTTP/2 client supplies both the :authority pseudo-header and a literal host header in a single HEADERS frame. The translator maps...

Netty: [codec-http2] Lack of Host Header Deduplication in HTTP/2→HTTP/1.x Translation Leads to Request Routing Bypass

Netty's HTTP/2-to-HTTP/1.x translation layer Http2StreamFrameToHttpObjectCodec and InboundHttp2ToHttpAdapter fails to deduplicate or validate Host headers when an HTTP/2 client supplies both the :authority pseudo-header and a literal host header in a single HEADERS frame. The translator maps...

PT-2026-63548

Name of the Vulnerable Software and Affected Versions Netty versions prior to 4.1.136.Final Netty versions prior to 4.2.16.Final Description The HTTP/2-to-HTTP/1.x translation layer, specifically within Http2StreamFrameToHttpObjectCodec and InboundHttp2ToHttpAdapter, fails to deduplicate or...

PT-2026-63564

Name of the Vulnerable Software and Affected Versions Next.js versions 14.1.1 through 15.5.20 Next.js versions 16.0.0 through 16.2.10 Description When a Server Action forwards or redirects a request, an attacker can cause the server to send that outbound request to a malicious host, leading to...

GHSA-2X63-GW47-W4MM websocket-driver-ruby: Denial of service via malformed Host header

Impact If this library is used to implement a WebSocket server on top of a TCP server, by using the WebSocket::Driver.server method, then a client can cause the server to crash by sending a Host header that is not a valid host:port string. When this happens, a URI::InvalidURIError exception is...

websocket-driver-ruby: Denial of service via malformed Host header

Impact If this library is used to implement a WebSocket server on top of a TCP server, by using the WebSocket::Driver.server method, then a client can cause the server to crash by sending a Host header that is not a valid host:port string. When this happens, a URI::InvalidURIError exception is...

EUVD-2025-210492

In Microsoft Azure API Management through 2025-10-17, when self-service signup username/password Basic Authentication is enabled in Tenant A, an attacker can reuse the registration flow by changing the hostname or tenant identifier to Tenant B, even when Tenant B has signup disabled at the UI...

CVE-2025-66390

In Microsoft Azure API Management through 2025-10-17, when self-service signup username/password Basic Authentication is enabled in Tenant A, an attacker can reuse the registration flow by changing the hostname or tenant identifier to Tenant B, even when Tenant B has signup disabled at the UI...

PT-2026-63317

Impact If this library is used to implement a WebSocket server on top of a TCP server, by using the WebSocket::Driver.server method, then a client can cause the server to crash by sending a Host header that is not a valid host:port string. When this happens, a URI::InvalidURIError exception is...

EulerOS Virtualization 2.12.0 : curl (EulerOS-SA-2026-2769)

According to the versions of the curl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Using libcurl, when a custom Host: header is first set for an HTTP request and a second request is subsequently done using the same...

CVE-2025-66390

In Microsoft Azure API Management through 2025-10-17, when self-service signup username/password Basic Authentication is enabled in Tenant A, an attacker can reuse the registration flow by changing the hostname or tenant identifier to Tenant B, even when Tenant B has signup disabled at the UI...