Traefik vulnerabilities: known CVEs & security history
Traefik Labs · Web server · 19 tracked CVEs · 0 actively exploited · updated August 2026 · what is a CVE? →
This is the full list of known vulnerabilities (CVEs) across all Traefik release lines — 19 in total. A CVE here doesn't mean your version is affected — check Traefik's current status and the safe version to run.
Known Traefik CVEs
Actively-exploited and most-severe first. Open any CVE for full details.
| CVE | Severity | CVSS | EPSS | Year |
|---|---|---|---|---|
| CVE-2026-54763 | critical | 10 | 0% | 2026 |
| CVE-2026-53622 | critical | 10 | 0% | 2026 |
| CVE-2026-48491 | critical | 10 | 0% | 2026 |
| CVE-2026-48020 | critical | 10 | 1% | 2026 |
| CVE-2026-39858 | critical | 10 | 0% | 2026 |
| CVE-2026-35051 | critical | 10 | 0% | 2026 |
| CVE-2026-44774 | critical | 9.9 | 0% | 2026 |
| CVE-2026-33433 | high | 8.8 | 0% | 2026 |
| CVE-2026-54762 | high | 8.6 | 0% | 2026 |
| CVE-2026-54765 | high | 8.5 | 0% | 2026 |
| CVE-2026-40912 | high | 8.2 | 1% | 2026 |
| CVE-2026-32695 | high | 7.7 | 0% | 2026 |
| CVE-2023-54365 | high | 7.5 | 1% | 2026 |
| CVE-2026-29054 | high | 7.5 | 0% | 2026 |
| CVE-2026-26999 | high | 7.5 | 1% | 2026 |
| CVE-2026-25949 | high | 7.5 | 1% | 2026 |
| CVE-2026-54761 | high | 7.1 | 0% | 2026 |
| CVE-2026-54764 | medium | 5.8 | 0% | 2026 |
| CVE-2026-32305 | medium | 5.3 | 0% | 2026 |
Is my Traefik version affected?
The list above spans every release. To know whether your version is affected — and the minimum safe version to upgrade to — check it directly.
Check your Traefik version → · Monitor Traefik for new CVEs →
Traefik vulnerabilities — frequently asked
How many known vulnerabilities does Traefik have?
IsItPatched tracks 19 CVEs for Traefik. 7 are critical-severity and 10 high-severity. These span every release line — what matters is whether the version you run is affected.
Does Traefik have any actively-exploited vulnerabilities?
None of Traefik's tracked CVEs are currently in CISA's KEV catalog — but new ones can be added at any time, so keep your version current.
What is the most severe Traefik vulnerability?
Among tracked issues, CVE-2026-54763 (CRITICAL, CVSS 10) ranks highest — a CWE-178 weakness.
Is Traefik safe to use?
It depends on the version. The latest supported Traefik release clears the known issues; older versions may still be affected. Check the exact version you run for a verdict.
CVE data aggregated from NVD, CISA KEV and EPSS (FIRST.org). Related: Traefik security status · Traefik end-of-life · actively-exploited CVEs. Always verify against Traefik Labs's advisories — see our disclaimer.