CVE-2026-26999
Traefik: tcp router clears read deadlines before tls forwarding, enabling stalled handshakes (Slowloris DOS) in github.com/traefik/traefik
7.5
HIGH
CVSS 3.1
EPSS 0.02%
Description
Traefik: tcp router clears read deadlines before tls forwarding, enabling stalled handshakes (Slowloris DOS) in github.com/traefik/traefik
How to fix CVE-2026-26999
To remediate CVE-2026-26999, upgrade the affected package to a fixed version below.
- Go/github.com/traefik/traefik—no fix listed
- —upgrade to 2.11.38 or later
- —upgrade to 2.11.38 or later
- —upgrade to 3.6.9 or later
- —upgrade to 3.6.9 or later
Is CVE-2026-26999 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (5)
- from 0
- from 0, < 2.11.38
- from 0, < 2.11.38
- from 0, < 3.6.9
- from 0, < 3.6.9
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |