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Traefik: Gateway HTTPRoute backendRef filters can leak backend context across routes sharing a Service:port in github.com/traefik/traefik

Traefik: Gateway HTTPRoute backendRef filters can leak backend context across routes sharing a Service:port in github.com/traefik/traefik

CVE-2026-54765Published 1 week agoUpdated 1 week agoSource: OSV

Affected packages

  • github.com/traefik/traefik
  • github.com/traefik/traefik/v2
  • github.com/traefik/traefik/v3

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
—
EPSS percentile
—

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.

Sources

Structured record: https://osv.dev/vulnerability/GO-2026-6205

Recommended response stack

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Traefik: Gateway HTTPRoute backendRef filters can leak backend context across routes sharing a Service:port in github.com/traefik/traefik | HackTribune