github.com/traefik/traefik/v3 vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary
GHSA-4HJQ-9H5C-252JHighgithub.com/traefik/traefik/v2: Traefik: HTTP/2 frames can cause a running server to panicCVE-2026-29777Mediumgithub.com/traefik/traefik/v3: Traefik: kubernetes gateway rule injection via unescaped backticks in HTTPRoute match valuesCVE-2026-29054Highgithub.com/traefik/traefik/v2: traefik CVE-2024-45410 fix bypass: lowercase `Connection` tokens can delete traefik-managed forwarded identity headers (for example,…CVE-2026-26999Highgithub.com/traefik/traefik/v2: Traefik: tcp router clears read deadlines before tls forwarding, enabling stalled handshakes (Slowloris DOS)CVE-2026-26998Mediumgithub.com/traefik/traefik/v2: Traefik has unbounded io.ReadAll on auth server response body that causes OOM DOSGHSA-GV8R-9RW9-9697Highgithub.com/traefik/traefik: Traefik affected by TLS ClientAuth Bypass on HTTP/3CVE-2026-25949Highgithub.com/traefik/traefik/v3: Traefik: TCP readTimeout bypass via STARTTLS on PostgresCVE-2026-22045Mediumgithub.com/traefik/traefik/v3: Traefik's ACME TLS-ALPN fast path lacks timeouts and close on handshake stallCVE-2025-66491Mediumgithub.com/traefik/traefik/v3: Traefik Inverted TLS Verification Logic in ingress-nginx ProviderCVE-2025-66490Mediumgithub.com/traefik/traefik: Path Normalization Bypass in Traefik Router + Middleware RulesCVE-2025-54386Highgithub.com/traefik/traefik/v2: Traefik Client Plugin's Path Traversal Vulnerability Allows Arbitrary File Overwrite and Remote Code ExecutionCVE-2025-47952Lowgithub.com/traefik/traefik/v3: Traefik allows path traversal using url encodingCVE-2025-32431Highgithub.com/traefik/traefik: Traefik has a possible vulnerability with its path matchersGHSA-5423-JCJM-2GPVCriticalgithub.com/traefik/traefik/v2: Traefik affected by Go HTTP Request Smuggling VulnerabilityGHSA-3WQC-MWFX-672PHighgithub.com/traefik/traefik/v3: Traefik affected by Go oauth2/jws Improper Validation of Syntactic Correctness of Input vulnerabilityGHSA-HXR6-2P24-HF98Mediumgithub.com/traefik/traefik/v2: Traefik affected by CVE-2024-53259CVE-2024-52003Mediumgithub.com/traefik/traefik/v2: Traefik's X-Forwarded-Prefix Header still allows for Open RedirectCVE-2024-45410Criticalgithub.com/traefik/traefik/v3: HTTP client can manipulate custom HTTP headers that are added by TraefikCVE-2024-39321Highgithub.com/traefik/traefik/v2: Bypassing IP allow-lists in traefik via HTTP/3 early data requests in QUIC 0-RTT handshakesGHSA-RVJ4-Q8Q5-8GRFMediumgithub.com/traefik/traefik/v3: ACME DNS: Azure Identity Libraries Elevation of Privilege VulnerabilityGHSA-7JMW-8259-Q9JXMediumgithub.com/traefik/traefik/v3: Traefik has unexpected behavior with IPv4-mapped IPv6 addressesGHSA-F7CQ-5V43-8PWPMediumgithub.com/traefik/traefik/v2: Traefik vulnerable to GO issue allowing malformed DNS message to cause infinite loopGHSA-7F4J-64P6-5H5VMediumgithub.com/traefik/traefik/v2: Traefik affected by HTTP/2 CONTINUATION flood in net/httpCVE-2024-28869Highgithub.com/traefik/traefik/v3: Traefik vulnerable to denial of service with Content-length headerCVE-2023-47633Highgithub.com/traefik/traefik/v2: Traefik docker container using 100% CPU

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