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...

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...

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...

@oslokommune/auth-bff (>=2.0.1 <=2.2.1), @sap/vite-plugin-leanix-custom-report (>=8.6.0 <=8.7.1) 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, =8.7.1 Source cves: CVE-2026-55602 Source advisory: OSV:GHSA-64MM-VXMG-Q3VJ...

-tompan-reacttemplate (>=1.0.1 <=1.1.0), 0726react (=0.1.1) +30759 more potentially affected by CVE-2026-55602 via http-proxy-middleware (>=0.16.0 <=2.0.1)

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...

-tompan-reacttemplate (>=1.0.1 <=1.1.0), 0726react (=0.1.1) +30759 more potentially affected by CVE-2026-55602 via http-proxy-middleware (>=0.16.0 <=2.0.1)

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...

@adyen/adyen-salesforce-pwa (>=2.0.0 <=3.0.4), @amazeelabs/publisher (>=2.4.28 <=3.2.6) +76 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, =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, =2.1.0-next.0, =2.1.0-next.0, =9.0.0, =9.0.0, =9.6.1 and more Source cves: CVE-2026-55602 Source advisory: SNYK:JS-HTTPPROXYMIDDLEWARE-173750...

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...

MAL-2026-6096 Malicious code in requests-middleware (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector cfd9564690d64c44a730b088f4295c75b36e9d2fb164e2c7aa9ec2367153ada6 The package masquerades as a typosquat of the legacy request/requests HTTP library, copying that project's README, dependencies, and source files...

Malicious code in requests-middleware (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector cfd9564690d64c44a730b088f4295c75b36e9d2fb164e2c7aa9ec2367153ada6 The package masquerades as a typosquat of the legacy request/requests HTTP library, copying that project's README, dependencies, and source files...

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...

GHSA-4PQM-J46F-795X Hermes Agent contains a DNS rebinding vulnerability in WebSocket endpoints that allows remote attackers to bypass Host and Origin validation

Hermes Agent before 0.16.0 contains a DNS rebinding vulnerability in WebSocket endpoints that allows remote attackers to bypass Host and Origin validation. FastAPI HTTP middleware does not execute for WebSocket upgrade requests on /api/pty, /api/ws, /api/pub, and /api/events endpoints, enabling...

Missing Authentication for Critical Function

Overview hermes-agent is a The self-improving AI agent — creates skills from experience, improves them during use, and runs anywhere Affected versions of this package are vulnerable to Missing Authentication for Critical Function in the handling of WebSocket upgrade requests on /api/pty, /api/ws,...

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-2026-46847

Vulnerability in the Oracle WebCenter Portal product of Oracle Fusion Middleware component: Runtime Tools. Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise Oracle WebCent...

CVE-2026-46848

Vulnerability in the WebLogic Server product of Oracle Fusion Middleware component: Console. Supported versions that are affected are 14.1.2.0.0 and 15.1.1.0.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where WebLogic Server executes to...

CVE-2026-46810

Vulnerability in the Identity Manager product of Oracle Fusion Middleware component: End User Self Service. Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via IIOP to compromise Identity...

CVE-2026-46812

Vulnerability in the Oracle Access Manager product of Oracle Fusion Middleware component: Authentication Engine. Supported versions that are affected are 12.2.1.4.0 and 14.1.2.1.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle...

CVE-2026-46813

Vulnerability in the Oracle WebCenter Content product of Oracle Fusion Middleware component: Content Server. Supported versions that are affected are 12.2.1.4.0 and 14.1.2.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle...