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Traefik: SNICheck ignores wildcard TLSOptions mappings, allowing domain-fronted mTLS bypass

Traefik: SNICheck ignores wildcard TLSOptions mappings, allowing domain-fronted mTLS bypass

CVE-2026-48491Published 2 months agoUpdated 2 weeks agoSource: OSV

Affected packages

  • Traefik

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.

Traefik: SNICheck ignores wildcard TLSOptions mappings, allowing domain-fronted mTLS bypass | HackTribune