What’s Vulnerable › Vulnerabilities

CVE-2020-9321

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-03-16 · updated 2026-06-17
• Weakness: CWE-295

Description

configurationwatcher.go in Traefik 2.x before 2.1.4 and TraefikEE 2.0.0 mishandles the purging of certificate contents from providers before logging.

Affected products

• Traefik: from 2.0.0 through 2.1.4
• Traefik Enterprise: 2.0.0

References

• https://github.com/containous/traefik/pull/6281
• https://github.com/containous/traefik/releases/tag/v2.1.4
• https://github.com/containous/traefik/pull/6281
• https://github.com/containous/traefik/releases/tag/v2.1.4

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