CVE-2026-55568

A flaw was found in Guzzle, an extensible PHP HTTP client. In certain configurations, when an application uses Guzzle's built-in cURL handlers with an HTTPS proxy and an older version of libcurl prior to 7.50.2, traffic intended to be protected by TLS is transmitted in cleartext. This can lead to...

CVE-2026-53931: Unintended Proxy or Intermediary

NocoDB is software for building databases as spreadsheets. Prior to 2026.05.1, the spreadsheet-import endpoint axiosRequestMake could be used as a generic HTTP proxy. Before the fix it was reachable unauthenticated, and its URL-extension allowlist was a regex tested against the full URL string, s...

CVE-2026-55603

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-2026-55603 http-proxy-middleware: multipart/form-data field injection via unescaped CRLF in `fixRequestBody`

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-2026-55603 http-proxy-middleware: multipart/form-data field injection via unescaped CRLF in `fixRequestBody`

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-2026-55603 http-proxy-middleware: multipart/form-data field injection via unescaped CRLF in `fixRequestBody`

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-2026-55603

CVE-2026-55603 affects http-proxy-middleware (Node.js). In versions 3.0.4–3.0.7 and 4.1.1, fixRequestBody() rebuilds multipart/form-data by interpolating req.body into the wire format without neutralizing CR/LF. This can let an attacker inject a new multipart part (via unescaped CRLF in keys/valu...

CVE-2026-55603

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...

EUVD-2026-38349

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-2026-55603

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...

@adyen/adyen-salesforce-pwa (>=2.0.0, <=3.0.4), @angular-builders/custom-esbuild (>=18.0.0-beta.3, <=19.1.0) +132 more potentially affected by CVE-2026-55603 via http-proxy-middleware (>=3.0.5, <=3.0.6)

http-proxy-middleware NPM version =3.0.5, =2.0.0, =18.0.0-beta.3, =18.0.0-beta.3, =18.2.6-RC-1, =18.0.0, =18.2.19, =1.0.2, =0.9.1-next.19, =0.9.1-next.19, =0.9.1-next.19, =0.0.4, =3.0.0-alpha-1, =24.3.0-depup.0, =2.4.3-nextjs-16.27-07-26-15-19, =2.6.2-govgr-5180.14-10-26-16-05 and more Source cve...

@oslokommune/auth-bff (>=2.0.1, <=2.2.1), @sap/vite-plugin-leanix-custom-report (>=8.6.0, <=8.8.3) +1 more potentially affected by CVE-2026-55603 via http-proxy-middleware (>=4.0.0, <=4.1.0)

http-proxy-middleware NPM version =4.0.0, =2.0.1, =8.6.0, =0.4.5, =0.5.0 Source cves: CVE-2026-55603 Source advisory: MEND:CVE-2026-55603...

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 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...

-tompan-reacttemplate (>=1.0.1, <=1.1.0), 0726react (0.1.1) +31042 more potentially affected by CVE-2026-55602 via http-proxy-middleware (>=0.16.0, <=2.0.9)

http-proxy-middleware NPM version =0.16.0, =1.0.1, =1.1.0 - 0726react 0.1.1 - 0x0.icu.anima 0.1.0 - 0xgank-tea-advice-pull 1.0.0 - 0xgank-tea-balance-pencil 1.0.0 - 0xgank-tea-brick-bell 1.0.0 - 0xgank-tea-cake-victory 1.0.0 - 0xgank-tea-central-compound 1.0.0 - 0xgank-tea-characteristic 1.0.0 -...

@adyen/adyen-salesforce-pwa (>=2.0.0, <=3.0.4), @amazeelabs/publisher (>=2.4.28, <=3.2.6) +199 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, =24.3.0-depup.0, =24.11.1-depup.1 and more Source cves: CVE-2026-55602 Source advisory:...

CVE-2026-55602

The CVE-2026-55602 issue affects http-proxy-middleware (Node.js) versions 0.16.0 through 2.0.10, 3.0.6, and 4.1.0. The host+path router uses unanchored substring matching on attacker-controlled request metadata, enabling a crafted Host header that is a superstring match for a configured key to ro...

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...

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...

@oslokommune/auth-bff (>=2.0.1, <=2.2.1), @sap/vite-plugin-leanix-custom-report (>=8.6.0, <=8.7.1) +1 more potentially affected by CVE-2026-55602 via http-proxy-middleware (4.0.0)

http-proxy-middleware NPM version 4.0.0 is affected by a known vulnerability. The following packages have a transitive dependency on http-proxy-middleware and may be impacted: - @oslokommune/auth-bff =2.0.1, =8.6.0, =0.4.5, =0.5.0 Source cves: CVE-2026-55602 Source advisory: MEND:CVE-2026-55602...