critical
CVE-2026-85595
Traefik digestAuth authentication bypass - an unknown username is answered with an empty secret instead of a rejection, so any username with no password authenticates (CVSS 9.3)
- Severity
- critical
- Affected product
- Traefik
- Affected versions
- Traefik ≥ 2.0.0, < 2.11.55
- Affected versions
- Traefik ≥ 3.0.0, < 3.7.11
- Fixed in
- Traefik 2.11.55
- Fixed in
- Traefik 3.7.11
- Detection basis
- Appliance fingerprint
- Shipped rule
- Traefik: Traefik digestAuth authentication bypass - an unknown username is answered with an empty secret instead of a rejection, so any username with no password authenticates (CVSS 9.3)
- Added to NewScan
- 2026-09-04
- Detected by
- NewScan — free, self-hosted
How NewScan reports it
APPLIANCE FINGERPRINT
NewScan fingerprints the Traefik appliance and reports this CVE when the detected version falls inside the affected range below.
APPLIANCE FINGERPRINT
NewScan fingerprints the Traefik appliance and reports this CVE when the detected version falls inside the affected range below.
References
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