CVE-2026-32695: Traefik is an HTTP reverse proxy and load balancer

Q: How do I fix CVE-2026-32695?

traefik: upgrade to 3.6.11. Exact commands for each OS are on this page.

Q: Is CVE-2026-32695 being exploited?

CVE-2026-32695 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-32695 affect?

CVE-2026-32695 affects traefik. Severity is high (CVSS 7.7). Traefik is an HTTP reverse proxy and load balancer. Prior to versions 3.6.11 and 3.7.0-ea.2, Traefik's Knative provider builds router rules by interpolating user-controlled values into backtick-delimited rule expressions without escaping. I

Q: How urgent is CVE-2026-32695?

Priority 42/100. High severity; Public exploit reference

This month

HIGH 7.7UPGRADE

CVE-2026-32695 is a high-severity flaw (CVSS 7.7) affecting traefik. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Traefik is an HTTP reverse proxy and load balancer. Prior to versions 3.6.11 and 3.7.0-ea.2, Traefik's Knative provider builds router rules by interpolating user-controlled values into backtick-delimited rule expressions without escaping. In live cluster validation, Knative `rules[].hosts[]` was exploitable for host restriction bypass (for example `tenant.example.com`) || Host(`attacker.com`), producing a router that serves attacker-controlled ho

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.7 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-74, CWE-917
Published	2026-03-27
Last modified	2026-07-15

Publisher (CNA): GitHub, Inc. · Vendor: traefik

Last updated 2026-07-15 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-27 14:16 UTCPublished CVE record published
2026-07-15 02:20 UTCUpdated Record last modified

traefik traefik UPGRADE

Affected: < 3.6.11 · 3.7.0 ea1

Fixed in: 3.6.11

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy traefik || rpm -q traefik || traefik --version

2. UPGRADE to 3.6.11 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade traefik

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade traefik

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-32695?

traefik: upgrade to 3.6.11. Exact commands for each OS are on this page.

Is CVE-2026-32695 being exploited?

CVE-2026-32695 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-32695 affect?

CVE-2026-32695 affects traefik. Severity is high (CVSS 7.7). Traefik is an HTTP reverse proxy and load balancer. Prior to versions 3.6.11 and 3.7.0-ea.2, Traefik's Knative provider builds router rules by interpolating user-controlled values into backtick-delimited rule expressions without escaping. I

How urgent is CVE-2026-32695?

Priority 42/100. High severity; Public exploit reference

Software pages

Traefik vulnerabilities

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References

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