Traefik - Open Redirect

Traefik before 1.7.26, 2.2.8, and 2.3.0-rc3 contains an open redirect vulnerability in the X-Forwarded-Prefix header. An attacker can redirect a user to a malicious site and possibly obtain sensitive information, modify data, and/or execute unauthorized operations. id: CVE-2020-15129 info: name:...

Traefik 2.x < 2.11.48 / 3.x < 3.6.19 / 3.7.x < 3.7.3 Authentication Bypass (CVE-2026-48020)

The version of Traefik installed on the remote macOS host is 2.x prior to 2.11.48, 3.x prior to 3.6.19, or 3.7.x prior to 3.7.3. It is, therefore, affected by an authentication bypass vulnerability: - The StripPrefix middleware allows unauthenticated attackers to bypass route-level authentication...

PT-2026-50163

Name of the Vulnerable Software and Affected Versions Traefik versions 3.6.17 through 3.7.1 Description An issue in the HTTP/3 QUIC TLS configuration selection allows unauthenticated clients to bypass router-specific mutual TLS mTLS enforcement. When HTTP/3 is enabled, the TLS handshake uses an...

PT-2026-50143

Name of the Vulnerable Software and Affected Versions Traefik versions 3.7.0 through 3.7.2 Description An issue in the SNICheck domain-fronting protection allows an unauthenticated client to bypass mutual TLS mTLS enforced through wildcard router TLSOptions. When a router uses a wildcard host rul...

FreeBSD : traefik -- Multiple vulnerabilities (57e69b2c-67b2-11f1-b3b6-5404a68ad561)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 57e69b2c-67b2-11f1-b3b6-5404a68ad561 advisory. The traefik project releases a new version addressing multiple CVEs: Tenable has extracted the...

Traefik has a StripPrefix Route-Level Auth Bypass via Path Normalization

Summary There is a high severity vulnerability in Traefik's StripPrefix middleware that allows an unauthenticated attacker to bypass route-level authentication and authorization. When a public router matches on a PathPrefix rule and applies the StripPrefix middleware, a request path containing...

GHSA-XF64-8MW2-4GR2 Traefik has a StripPrefix Route-Level Auth Bypass via Path Normalization

Summary There is a high severity vulnerability in Traefik's StripPrefix middleware that allows an unauthenticated attacker to bypass route-level authentication and authorization. When a public router matches on a PathPrefix rule and applies the StripPrefix middleware, a request path containing...

CVE-2026-54761

creationtimestamp| type| source ---|---|--- 2026-06-11 08:30:06+00:00| published-proof-of-concept| https://github.com/traefik/traefik/security/advisories/GHSA-3g6v-2r68-prfc 2026-06-19 16:00:01+00:00| seen| https://bsky.app/profile/dbt3.ch/post/3monpld2twq2x...

PT-2026-48684

Name of the Vulnerable Software and Affected Versions Traefik versions prior to 2.11.48 Traefik versions prior to 3.6.19 Traefik versions prior to 3.7.3 Description An unauthenticated attacker can bypass route-level authentication and authorization in Traefik when PathPrefix-based public routes a...

CVE-2026-41181

Traefik is an HTTP reverse proxy and load balancer. Prior to 2.11.44, 3.6.15, and 3.7.0-rc.3, there is an information disclosure vulnerability in Traefik's errors custom error pages middleware. When the backend returns a response matching the configured status range, the middleware forwards the...

CVE-2026-44774

Traefik is an HTTP reverse proxy and load balancer. Prior to 2.11.46, 3.6.17, and 3.7.1, Traefik's Kubernetes Gateway API provider allows a tenant with HTTPRoute creation permissions to expose the REST provider handler, bypassing the providers.rest.insecure=false setting. The Gateway provider...

Traefik < 3.6.10 HTTPRoute Rule Injection

The version of Traefik installed on the remote macOS host is prior to 3.6.10. It is, therefore, affected by a vulnerability: - Traefik is an HTTP reverse proxy and load balancer. Prior to 3.6.10, A tenant with write access to an HTTPRoute resource can inject backtick-delimited rule tokens into...

Traefik 2.11.x < 2.11.38 / 3.x < 3.6.9 Connection Header Bypass

The version of Traefik installed on the remote macOS host is 2.11.x prior to 2.11.38 or 3.x prior to 3.6.9. It is, therefore, affected by a vulnerability: - A flaw exists in HTTP/1.1 request handling due to case-sensitive comparison of Connection header tokens against protected header names. An...

Traefik < 2.11.38 / 3.x < 3.6.9 Multiple Vulnerabilities

The version of Traefik installed on the remote macOS host is prior to 2.11.38 or 3.x prior to 3.6.9. It is, therefore, affected by multiple vulnerabilities: - A flaw exists in the ForwardAuth middleware due to the response body from the authentication server being read entirely into memory withou...

CVE-2026-45630

Dokploy is a free, self-hostable Platform as a Service PaaS. In 0.28.8 and earlier, authenticated OS command injection in the application.updateTraefikConfig tRPC endpoint allows admin/owner users to execute arbitrary system commands on remote servers via unsanitized echo shell interpolation...

CVE-2026-45630

Dokploy contains an authenticated OS command injection in the updateTraefikConfig tRPC endpoint for versions up to 0.28.8 (and earlier). The root cause is unsanitized echo shell interpolation, enabling admin/owner users to run arbitrary commands on remote servers. Impact is high (full command exe...

CVE-2026-45630

Dokploy is a free, self-hostable Platform as a Service PaaS. In 0.28.8 and earlier, authenticated OS command injection in the application.updateTraefikConfig tRPC endpoint allows admin/owner users to execute arbitrary system commands on remote servers via unsanitized echo shell interpolation...

PT-2026-44934

Dokploy is a free, self-hostable Platform as a Service PaaS. In 0.28.8 and earlier, authenticated OS command injection in the application.updateTraefikConfig tRPC endpoint allows admin/owner users to execute arbitrary system commands on remote servers via unsanitized echo shell interpolation...

FreeBSD : traefik -- Unauthorized exposure of the REST provider (4e221ca1-573a-11f1-9f6d-5404a68ad561)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 4e221ca1-573a-11f1-9f6d-5404a68ad561 advisory. The traefik project releases a new version addressing a CVE: Tenable has extracted the preceding...

traefik-3.6.17-1.1 on GA media (moderate)

traefik-3.6.17-1.1 on GA media Announcement ID: openSUSE-SU-2026:10810-1 Rating: moderate Cross-References: CVE-2026-44774 Affected Products: openSUSE Tumbleweed An update that solves one vulnerability can now be installed. Description: These are all security issues fixed in the traefik-3.6.17-1....