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

NPM: http-proxy-middleware: multipart/form-data field injection via unescaped CRLF in fixRequestBody vulnerability discovered by ? in WordPress Npm http-proxy-middleware versions = 3.0.4, 3.0.7...

GHSA-64MM-VXMG-Q3VJ http-proxy-middleware `router` host+path substring matching allows Host-header-driven backend routing bypass

Summary 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 metadata. As a result, a crafted Host header that is only a superstring match for a configur...

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

Summary 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 metadata. As a result, a crafted Host header that is only a superstring match for a configur...

Partial String Comparison

Overview Affected versions of this package are vulnerable to Partial String Comparison via the router component. An attacker can route requests to unintended backend servers by sending crafted HTTP requests with manipulated Host headers. Remediation Upgrade http-proxy-middleware to version 2.0.10...

@adyen/adyen-salesforce-pwa (>=2.0.0, <=3.0.4), @amazeelabs/publisher (>=2.4.28, <=3.2.6) +207 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:...

@adyen/adyen-salesforce-pwa (>=2.0.0, <=3.0.4), @amazeelabs/publisher (>=2.4.28, <=3.2.6) +207 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:...

@angular-devkit/build-angular (22.1.0-next.0), @oslokommune/auth-bff (>=2.0.1, <=2.2.1) +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: - @angular-devkit/build-angular 22.1.0-next.0 - @oslokommune/auth-bff =2.0.1, =8.6.0, =8.7.1 Source cves: CVE-2026-55602...

@angular-devkit/build-angular (22.1.0-next.0), @oslokommune/auth-bff (>=2.0.1, <=2.2.1) +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: - @angular-devkit/build-angular 22.1.0-next.0 - @oslokommune/auth-bff =2.0.1, =8.6.0, =8.7.1 Source cves: CVE-2026-55602...

-tompan-reacttemplate (>=1.0.1, <=1.1.0), 0726react (0.1.1) +31076 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 -...

-tompan-reacttemplate (>=1.0.1, <=1.1.0), 0726react (0.1.1) +31076 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 -...

NPM: http-proxy-middleware `router` host+path substring matching allows Host-header-driven backend routing bypass

NPM: http-proxy-middleware router host+path substring matching allows Host-header-driven backend routing bypass vulnerability discovered by ? in WordPress Npm http-proxy-middleware versions = 0.16.0, 2.0.10...

PT-2026-50734

Name of the Vulnerable Software and Affected Versions http-proxy-middleware versions 0.16.0 through 2.0.9 http-proxy-middleware versions 3.0.0 through 3.0.5 http-proxy-middleware versions 4.0.0 through 4.0.9 Description An issue exists in the router proxy-table implementation where host+path...

CVE-2026-55603

creationtimestamp| type| source ---|---|--- 2026-06-17 17:17:39+00:00| published-proof-of-concept| https://github.com/chimurai/http-proxy-middleware/security/advisories/GHSA-gcq2-9pq2-cxqm 2026-06-23 09:03:07+00:00| seen| https://bsky.app/profile/hugovalters.bsky.social/post/3mox25jonrk2t...

CVE-2026-55602

creationtimestamp| type| source ---|---|--- 2026-06-17 17:17:28+00:00| published-proof-of-concept| https://github.com/chimurai/http-proxy-middleware/security/advisories/GHSA-64mm-vxmg-q3vj...

CVE-2026-7223

A vulnerability was identified in BigSweetPotatoStudio HyperChat up to 2.0.0-alpha.63. Affected by this issue is the function fetch of the file packages/core/src/http/aiProxyMiddleware.mts of the component AI Proxy Middleware. Such manipulation of the argument baseurl leads to server-side request...

CVE-2026-44652

SillyTavern is a locally installed user interface that allows users to interact with text generation large language models, image generation engines, and text-to-speech voice models. Prior to 1.18.0, corsProxyMiddleware forwards req.params.url directly into fetchurl, .... It only blocks circular...

CVE-2026-44652 SillyTavern: SSRF vulnerability in the CORS proxy middleware

SillyTavern is a locally installed user interface that allows users to interact with text generation large language models, image generation engines, and text-to-speech voice models. Prior to 1.18.0, corsProxyMiddleware forwards req.params.url directly into fetchurl, .... It only blocks circular...

NPM: SillyTavern has a SSRF vulnerability in the CORS proxy middleware

NPM: SillyTavern has a SSRF vulnerability in the CORS proxy middleware discovered by ? in WordPress Npm sillytavern versions = 1.17.0...

NPM: SillyTavern has a reflected XSS vulnerability in the CORS proxy middleware

NPM: SillyTavern has a reflected XSS vulnerability in the CORS proxy middleware discovered by ? in WordPress Npm sillytavern versions = 1.17.0...

SillyTavern has a reflected XSS vulnerability in the CORS proxy middleware

Resolution Fixed in SillyTavern 1.18.0: a user-provided URL is no longer reflected in the HTTP response body. Overview - Vulnerability Type: XSS - Affected Location: src/middleware/corsProxy.js:40 - Trigger Scenario: reflected XSS in CORS proxy error response Root Cause When fetchurl throws, the...