CVE-2026-44774

critical

Published 2026-05-15 · Modified 2026-05-15

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CVSS v3

9.9

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v4 NEW

6.4

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

VIR risk

9.9

Description

Traefik: Gateway API TraefikService backend accepts rest@internal, allowing unauthorized exposure of the REST provider despite providers.rest.insecure=false

Predictions

Exploit likelihood

98%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Package impact

Ecosystem	Package	Vulnerable	Fixed
Go	github.com/traefik/traefik/v3	`>=3.7.0,<3.7.1`	`3.7.1`
Go	github.com/traefik/traefik/v3	`<3.6.17`	`3.6.17`
Go	github.com/traefik/traefik/v2	`<2.11.46`	`2.11.46`
Go	github.com/traefik/traefik	`<=1.7.34`
GO	github.com/traefik/traefik	`<= 1.7.34`
GO	github.com/traefik/traefik/v2	`<= 2.11.45`	`2.11.46`
GO	github.com/traefik/traefik/v3	`<= 3.6.16`	`3.6.17`
GO	github.com/traefik/traefik/v3	`= 3.7.0`	`3.7.1`

Application impact

Vendor	Product	Versions	Fixed
traefik	traefik	`{"endExcluding":"2.11.46"}`	`2.11.46`

References

CWEs

CWE-284

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.