GHSA-f7cq-5v43-8pwpMedium· 5.3▾ SunlitTraefik vulnerable to GO issue allowing malformed DNS message to cause infinite loop
▾ Sunlit zone — Low / medium · no exploitation signal
impact 29.2 · likelihood 0 · exploitation 0
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
There is a vulnerability in GO managing malformed DNS message, which impacts Traefik. This vulnerability could be exploited to cause a denial of service.
No workaround.
If you have any questions or comments about this advisory, please open an issue.
github.com/traefik/traefik/v2 < 2.11.3github.com/traefik/traefik/v3 < 3.0.1github.com/traefik/traefik <= 1.7.34Upgrade to a patched release:
github.com/traefik/traefik/v2 2.11.3github.com/traefik/traefik/v3 3.0.1Connected by shared product, vendor, weakness, or advisory.
GO-2024-2880NoneTraefik vulnerable to GO issue allowing malformed DNS message to cause infinite loop in github.com/traefik/traefik
CVE-2023-29013High· 7.5Traefik HTTP header parsing could cause a denial of service
GHSA-46wh-3698-f2cxHighTraefik: Deny Rule Bypass via Unauthenticated Malicious gRPC Requests in gRPC-Go Dependency (CVE-2026-33186)
CVE-2026-41181MediumTraefik's errors middleware forwards Authorization and Cookie headers to separate error page service
CVE-2022-23469Low· 3.5Traefik may display authorization header in the debug logs
CVE-2023-47106Medium· 6.5Traefik incorrectly processes fragment in the URL, leads to Authorization Bypass