Open Redirect in Containous Traefik

CVE-2020-15129

In Traefik before versions 1.7.26, 2.2.8, and 2.3.0-rc3, there exists a potential open redirect vulnerability in Traefik's handling of the "X-Forwarded-Prefix" header. The Traefik API dashboard component doesn't validate that the value of…

Vulnerability class: Open Redirect

EPSS: 0.768 (99.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-15129?
CVE-2020-15129 is a medium-severity vulnerability in Containous Traefik, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2020-07-30.
How severe is CVE-2020-15129?
Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2020-15129 known to be exploited?
7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.