# Traefik Labs Traefik Proxy vulnerabilities

Source: https://junglewise.ai/threats/technologies/traefik-proxy  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 10 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/traefik-proxy.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 26 vulnerabilities in Traefik Labs Traefik Proxy: 0 in the last 7 days and 0 in the last 90 days, 2 of them critical and 0 exploited in the wild. The most recent, CVE-2026-71325, was published on 6 August 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 26 (2 critical, 0 exploited in the wild)

## About Traefik Labs Traefik Proxy

Traefik Proxy is an open-source reverse proxy and load balancer designed for microservices and Kubernetes environments.

## Latest Traefik Labs Traefik Proxy vulnerabilities

- [CVE-2026-71325: Traefik namespace isolation bypass in Kubernetes CRD TraefikService](https://junglewise.ai/threats/cve-2026-71325-traefik-namespace-isolation-bypass-in-kubernetes-crd) (medium, CVSS 4, published 6 Aug 2026)
- [CVE-2026-71327: Traefik Proxy cross-namespace route hijacking via identity collision](https://junglewise.ai/threats/cve-2026-71327-traefik-proxy-cross-namespace-route-hijacking-via-identity) (high, CVSS 8.2, published 6 Aug 2026)
- [CVE-2026-71326: Traefik BasicAuth identity spoofing via singleflight key collision](https://junglewise.ai/threats/cve-2026-71326-traefik-basicauth-identity-spoofing-via-singleflight-key) (medium, CVSS 4, published 6 Aug 2026)
- [CVE-2026-71324: Traefik response poisoning via proxied CONNECT in shared connection pool](https://junglewise.ai/threats/cve-2026-71324-traefik-response-poisoning-via-proxied-connect-in-shared) (high, CVSS 4, published 6 Aug 2026)
- [Traefik path traversal in Kubernetes Ingress NGINX RewriteTarget](https://junglewise.ai/threats/traefik-path-traversal-in-kubernetes-ingress-nginx-rewritetarget-0cb6afa7) (high, CVSS 7.8, published 1 Aug 2026)
- [CVE-2026-67309: Traefik auth bypass via path traversal in Kubernetes Ingress NGINX provider](https://junglewise.ai/threats/cve-2026-67309-traefik-auth-bypass-via-path-traversal-in-kubernetes-ingress) (high, CVSS 7.5, published 1 Aug 2026)
- [Traefik auth bypass via path traversal in ReplacePathRegex middleware](https://junglewise.ai/threats/traefik-auth-bypass-via-path-traversal-in-replacepathregex-middleware-57873860) (high, CVSS 7.8, published 22 Jul 2026)
- [CVE-2026-65602: Traefik authorization bypass in IngressRouteTCP cross-provider references](https://junglewise.ai/threats/cve-2026-65602-traefik-authorization-bypass-in-ingressroutetcp-cross-provider) (medium, CVSS 4, published 22 Jul 2026)
- [CVE-2026-65601: Traefik namespace confusion in Kubernetes Gateway API extensionRef](https://junglewise.ai/threats/cve-2026-65601-traefik-namespace-confusion-in-kubernetes-gateway-api) (medium, CVSS 4, published 22 Jul 2026)
- [CVE-2026-65600: Traefik authentication bypass in ReplacePathRegex middleware](https://junglewise.ai/threats/cve-2026-65600-traefik-authentication-bypass-in-replacepathregex-middleware) (critical, CVSS 9.1, published 22 Jul 2026)
- [CVE-2026-54764: Traefik Proxy authorization bypass in ForwardAuth middleware](https://junglewise.ai/threats/cve-2026-54764-traefik-proxy-authorization-bypass-in-forwardauth-middleware) (medium, CVSS 5.8, published 6 Jul 2026)
- [CVE-2026-54763: Traefik Proxy authentication bypass via underscore header spoofing](https://junglewise.ai/threats/cve-2026-54763-traefik-proxy-authentication-bypass-via-underscore-header) (high, CVSS 4, published 6 Jul 2026)
- [CVE-2026-54762: Traefik fail open in Kubernetes Ingress NGINX provider auth resolution](https://junglewise.ai/threats/cve-2026-54762-traefik-fail-open-in-kubernetes-ingress-nginx-provider-auth) (medium, CVSS 3.1, published 23 Jun 2026)
- [CVE-2026-54761: Traefik authorization bypass in Kubernetes Gateway crossProviderNamespaces](https://junglewise.ai/threats/cve-2026-54761-traefik-authorization-bypass-in-kubernetes-gateway) (medium, CVSS 3.1, published 23 Jun 2026)
- [CVE-2026-53622: Traefik mTLS bypass in HTTP/3 via exact SNI lookup failure](https://junglewise.ai/threats/cve-2026-53622-traefik-mtls-bypass-in-http-3-via-exact-sni-lookup-failure) (high, CVSS 3.1, published 23 Jun 2026)
- [CVE-2026-48491: Traefik mTLS bypass in SNICheck via wildcard domain fronting](https://junglewise.ai/threats/cve-2026-48491-traefik-mtls-bypass-in-snicheck-via-wildcard-domain-fronting) (high, CVSS 3.1, published 23 Jun 2026)
- [CVE-2026-48020: Traefik auth bypass via path normalization in StripPrefix middleware](https://junglewise.ai/threats/cve-2026-48020-traefik-auth-bypass-via-path-normalization-in-stripprefix) (high, CVSS 3.1, published 23 Jun 2026)
- [CVE-2023-54365: Traefik denial of service via HTTP/2 Rapid Reset](https://junglewise.ai/threats/cve-2023-54365-traefik-denial-of-service-via-http-2-rapid-reset) (high, CVSS 7.5, published 23 Jun 2026)
- [CVE-2026-44774: Traefik unauthorized REST provider exposure in Kubernetes Gateway API](https://junglewise.ai/threats/cve-2026-44774-traefik-unauthorized-rest-provider-exposure-in-kubernetes-gateway) (medium, CVSS 4, published 15 May 2026)
- [CVE-2026-41181: Traefik information disclosure in custom error pages middleware](https://junglewise.ai/threats/cve-2026-41181-traefik-information-disclosure-in-custom-error-pages-middleware) (medium, CVSS 4, published 15 May 2026)
- [CVE-2026-40912: Traefik authentication bypass in StripPrefixRegex middleware](https://junglewise.ai/threats/cve-2026-40912-traefik-authentication-bypass-in-stripprefixregex-middleware) (high, CVSS 8.2, published 30 Apr 2026)
- [CVE-2026-35051: Traefik auth bypass in ForwardAuth middleware via header spoofing](https://junglewise.ai/threats/cve-2026-35051-traefik-auth-bypass-in-forwardauth-middleware-via-header-spoofing) (critical, CVSS 10, published 30 Apr 2026)
- [CVE-2026-33433: Traefik identity spoofing via non-canonical headerField in Auth middleware](https://junglewise.ai/threats/cve-2026-33433-traefik-identity-spoofing-via-non-canonical-headerfield-in-auth) (high, CVSS 8.8, published 27 Mar 2026)
- [CVE-2026-32695: Traefik router rule injection in Kubernetes providers](https://junglewise.ai/threats/cve-2026-32695-traefik-router-rule-injection-in-kubernetes-providers) (high, CVSS 7.7, published 27 Mar 2026)
- [CVE-2026-29054: Traefik case-sensitivity bypass in Connection header allows removal of X-Forwarded headers](https://junglewise.ai/threats/cve-2026-29054-traefik-case-sensitivity-bypass-in-connection-header-allows) (high, CVSS 7.5, published 5 Mar 2026)

## Most severe Traefik Labs Traefik Proxy vulnerabilities

- [CVE-2026-35051: Traefik auth bypass in ForwardAuth middleware via header spoofing](https://junglewise.ai/threats/cve-2026-35051-traefik-auth-bypass-in-forwardauth-middleware-via-header-spoofing) (critical, CVSS 10, published 30 Apr 2026)
- [CVE-2026-65600: Traefik authentication bypass in ReplacePathRegex middleware](https://junglewise.ai/threats/cve-2026-65600-traefik-authentication-bypass-in-replacepathregex-middleware) (critical, CVSS 9.1, published 22 Jul 2026)
- [CVE-2026-33433: Traefik identity spoofing via non-canonical headerField in Auth middleware](https://junglewise.ai/threats/cve-2026-33433-traefik-identity-spoofing-via-non-canonical-headerfield-in-auth) (high, CVSS 8.8, published 27 Mar 2026)
- [CVE-2026-40912: Traefik authentication bypass in StripPrefixRegex middleware](https://junglewise.ai/threats/cve-2026-40912-traefik-authentication-bypass-in-stripprefixregex-middleware) (high, CVSS 8.2, published 30 Apr 2026)
- [CVE-2026-71327: Traefik Proxy cross-namespace route hijacking via identity collision](https://junglewise.ai/threats/cve-2026-71327-traefik-proxy-cross-namespace-route-hijacking-via-identity) (high, CVSS 8.2, published 6 Aug 2026)
- [Traefik path traversal in Kubernetes Ingress NGINX RewriteTarget](https://junglewise.ai/threats/traefik-path-traversal-in-kubernetes-ingress-nginx-rewritetarget-0cb6afa7) (high, CVSS 7.8, published 1 Aug 2026)
- [Traefik auth bypass via path traversal in ReplacePathRegex middleware](https://junglewise.ai/threats/traefik-auth-bypass-via-path-traversal-in-replacepathregex-middleware-57873860) (high, CVSS 7.8, published 22 Jul 2026)
- [CVE-2026-32695: Traefik router rule injection in Kubernetes providers](https://junglewise.ai/threats/cve-2026-32695-traefik-router-rule-injection-in-kubernetes-providers) (high, CVSS 7.7, published 27 Mar 2026)
- [CVE-2026-25949: Traefik Proxy Denial of Service via STARTTLS Timeout Bypass](https://junglewise.ai/threats/cve-2026-25949-traefik-proxy-denial-of-service-via-starttls-timeout-bypass) (high, CVSS 7.5, published 12 Feb 2026)
- [CVE-2023-54365: Traefik denial of service via HTTP/2 Rapid Reset](https://junglewise.ai/threats/cve-2023-54365-traefik-denial-of-service-via-http-2-rapid-reset) (high, CVSS 7.5, published 23 Jun 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Traefik Labs technologies

- [Traefik Labs Traefik](https://junglewise.ai/threats/technologies/traefik-labs-traefik): 8 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "Traefik Labs Traefik Proxy vulnerabilities", https://junglewise.ai/threats/technologies/traefik-proxy, 10 November 2026.