CLEANSTART-2026-TE44659: Traefik is an HTTP reverse proxy and load balancer

Q: What does an attacker need to exploit this issue?

The supplied severity vector indicates network attack access, low attack complexity, no privileges required, and no user interaction required.

Q: What is the potential impact if exploitation succeeds?

The supplied severity vector indicates high confidentiality impact and low integrity impact. It indicates no availability impact and an unchanged scope.

Published Nov 11, 2026

Updated

Security vulnerability affects the traefik package. Traefik is an HTTP reverse proxy and load balancer.

Affected Software

1 affected componentFixes available

cleanstart/traefik<3.4.5-r7

3.4.5-r7

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade cleanstart/traefik to a version that resolves this vulnerability.
Fixed in 3.4.5-r7

Event History

Nov 11, 2026

Advisory Published

via OSV·12:37 AM

Data Sourced

via OSV·12:37 AM

DescriptionSeverityAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

CVE-2026-40912

Frequently Asked Questions

What does an attacker need to exploit this issue?

The supplied severity vector indicates network attack access, low attack complexity, no privileges required, and no user interaction required.

What is the potential impact if exploitation succeeds?

The supplied severity vector indicates high confidentiality impact and low integrity impact. It indicates no availability impact and an unchanged scope.

CLEANSTART-2026-TE44659: Traefik is an HTTP reverse proxy and load balancer

Affected Software

Remediation

Event History

Child vulnerabilities

Frequently Asked Questions

What does an attacker need to exploit this issue?

What is the potential impact if exploitation succeeds?

Company

Resources

Contact

Frequently Asked Questions

What does an attacker need to exploit this issue?

What is the potential impact if exploitation succeeds?