CVE-2026-55602 http-proxy-middleware `router` host+path substring matching allows Host-header-driven backend routing bypass

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...

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...

CVE-2026-55602 http-proxy-middleware `router` host+path substring matching allows Host-header-driven backend routing bypass

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...

@adyen/adyen-salesforce-pwa (>=2.0.0, <=3.0.4), @amazeelabs/publisher (>=2.4.28, <=3.2.6) +203 more potentially affected by CVE-2026-55602 via http-proxy-middleware (>=3.0.0, <=3.0.5)

http-proxy-middleware NPM version =3.0.0, =2.0.0, =2.4.28, =18.0.0-beta.3, =18.0.0-beta.3, =18.2.6-RC-1, =18.0.0, =18.0.0-next.3, =1.0.0, =0.9.1-next.19, =0.9.1-next.19, =0.9.1-next.19, =0.0.4, =3.0.0-alpha-1, =21.2.2-depup.0, =21.2.7-depup.0 and more Source cves: CVE-2026-55602 Source advisory:...

EUVD-2026-38300

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...

CVE-2026-56321: Missing Authentication for Critical Function

Capgo backend Supabase edge functions before 12.128.2 does not apply the global authentication middleware to the GET /private/rolebindings/:orgid endpoint, unlike the POST and DELETE rolebindings routes, so unauthenticated requests reach the handler instead of being rejected at the middleware...

CVE-2026-54290: Permissive Cross-domain Policy with Untrusted Domains

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.25, with credentials: true and no explicit origin the default wildcard, the CORS Middleware reflects the request's Origin and sends Access-Control-Allow-Credentials: true. Any site can then make...

CVE-2026-54288: Insufficient Verification of Data Authenticity

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to 4.12.25, the Body Limit Middleware trusts the request's Content-Length header to decide whether a body is within the limit. On AWS Lambda API Gateway v1/v2, ALB, VPC Lattice, and Lambda@Edge the body is...

CVE-2026-55603: Improper Neutralization of CRLF Sequences

http-proxy-middleware is node.js http-proxy middleware. From 3.0.4 until 3.0.7 and 4.1.1, fixRequestBody is the library's documented helper for re-emitting a request body that was already consumed by a body parser. When the outgoing Content-Type is multipart/form-data, it rebuilds the body with...

CVE-2026-55602: Improper Input Validation

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...

Exploit for Improper Authorization in Vercel Next.Js

CVE-2025-29927-PoC-Exploit Proof-of-Concept for Authorization...

LangSmith SDK TracingMiddleware: Arbitrary server-side file read

Summary An attacker who can send an HTTP request to a server running the LangSmith SDK's TracingMiddleware can cause that server to read an arbitrary file from its local filesystem and upload the contents to LangSmith as a trace attachment. Depending on how the distributed trace system is deploye...

Access of Resource Using Incompatible Type ('Type Confusion')

Overview langsmith is a Client library to connect to the LangSmith Observability and Evaluation Platform. Affected versions of this package are vulnerable to Access of Resource Using Incompatible Type 'Type Confusion' via the file attachments handling. An attacker can access local files on the...

Protection Mechanism Failure

Overview Affected versions of this package are vulnerable to Protection Mechanism Failure in the authentication middleware installation process when the referenced authentication secret cannot be resolved or parsed. An attacker can gain unauthorized access to backend services by exploiting routes...

CVE-2026-49336

@microsoft/kiota-http-fetchlibrary provides TypeScript libraries for Kiota-generated API clients. In versions 1.0.0-preview.97 through 1.0.0-preview.101, @microsoft/kiota-http-fetchlibrary's RedirectHandler is documented as stripping Authorization and Cookie from cross-origin redirect targets, bu...

CVE-2026-49336 @microsoft/kiota-http-fetchlibrary: Bearer token and Cookie leak across origin on redirect due to case-mismatched scrub in fetchRequestAdapter

@microsoft/kiota-http-fetchlibrary provides TypeScript libraries for Kiota-generated API clients. In versions 1.0.0-preview.97 through 1.0.0-preview.101, @microsoft/kiota-http-fetchlibrary's RedirectHandler is documented as stripping Authorization and Cookie from cross-origin redirect targets, bu...

CVE-2026-49336

@microsoft/kiota-http-fetchlibrary provides TypeScript libraries for Kiota-generated API clients. In versions 1.0.0-preview.97 through 1.0.0-preview.101, @microsoft/kiota-http-fetchlibrary's RedirectHandler is documented as stripping Authorization and Cookie from cross-origin redirect targets, bu...

Malicious code in chai-as-uphelded (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector aa7f5470790594e55393048fee0e7a9e6e6650776a06717258e410292d4dc8a9 Package name impersonates the popular chai-as-promised library, but its package.json description and keywords masquerade as a pino-style logger and a...

MAL-2026-6220 Malicious code in chai-as-uphelded (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector aa7f5470790594e55393048fee0e7a9e6e6650776a06717258e410292d4dc8a9 Package name impersonates the popular chai-as-promised library, but its package.json description and keywords masquerade as a pino-style logger and a...

MAL-2026-6219 Malicious code in chai-as-forgeted (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b6b32b714919c755532ed3d2695d1966568c24878e9721a5d756896d81881020 Package name impersonates the popular chai-as-promised assertion library, but its package.json description and keywords are copied from pino and the...