CVE-2025-66491
4 advisories.
Go/github.com/traefik/traefik/v3 CVE-2025-66491: medium 5.9, EPSS 0.22%
Traefik Inverted TLS Verification Logic in ingress-nginx Provider
Action: Upgrade github.com/traefik/traefik/v3 to 3.6.3 or later.
go get github.com/traefik/traefik/v3@v3.6.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.5.0 | 3.6.3 | - |
Fixed versions
| 3.6.3 |
Sources
- osv: GHSA-7vww-mvcr-x6vj
- https://github.com/traefik/traefik/security/advisories/GHSA-7vww-mvcr-x6vj
- https://nvd.nist.gov/vuln/detail/CVE-2025-66491
- https://github.com/traefik/traefik/commit/14a1aedf5704673d875d210d7bacf103a43c77e4
- https://github.com/traefik/traefik
- https://github.com/traefik/traefik/releases/tag/v3.6.3
CVE-2025-66491 · published · modified · JSON
Go/github.com/traefik/traefik CVE-2025-66491: unknown, EPSS 0.22%
Traefik Inverted TLS Verification Logic in ingress-nginx Provider in github.com/traefik/traefik
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | - |
Fixed versions
No fixed version in the source.
Sources
- osv: GO-2025-4205
- https://github.com/traefik/traefik/security/advisories/GHSA-7vww-mvcr-x6vj
- https://nvd.nist.gov/vuln/detail/CVE-2025-66491
- https://github.com/traefik/traefik/commit/14a1aedf5704673d875d210d7bacf103a43c77e4
- https://github.com/traefik/traefik/releases/tag/v3.6.3
CVE-2025-66491 · published · modified · JSON
Go/github.com/traefik/traefik/v2 CVE-2025-66491: unknown, EPSS 0.22%
Traefik Inverted TLS Verification Logic in ingress-nginx Provider in github.com/traefik/traefik
Action: No fix published. Pin and monitor.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | - | - |
Fixed versions
No fixed version in the source.
Sources
- osv: GO-2025-4205#Go/github.com/traefik/traefik/v2
- https://github.com/traefik/traefik/security/advisories/GHSA-7vww-mvcr-x6vj
- https://nvd.nist.gov/vuln/detail/CVE-2025-66491
- https://github.com/traefik/traefik/commit/14a1aedf5704673d875d210d7bacf103a43c77e4
- https://github.com/traefik/traefik/releases/tag/v3.6.3
CVE-2025-66491 · published · modified · JSON
Go/github.com/traefik/traefik/v3 CVE-2025-66491: unknown, EPSS 0.22%
Traefik Inverted TLS Verification Logic in ingress-nginx Provider in github.com/traefik/traefik
Action: Upgrade github.com/traefik/traefik/v3 to 3.6.3 or later.
go get github.com/traefik/traefik/v3@v3.6.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 3.5.0 | 3.6.3 | - |
Fixed versions
| 3.6.3 |
Sources
- osv: GO-2025-4205#Go/github.com/traefik/traefik/v3
- https://github.com/traefik/traefik/security/advisories/GHSA-7vww-mvcr-x6vj
- https://nvd.nist.gov/vuln/detail/CVE-2025-66491
- https://github.com/traefik/traefik/commit/14a1aedf5704673d875d210d7bacf103a43c77e4
- https://github.com/traefik/traefik/releases/tag/v3.6.3
CVE-2025-66491 · published · modified · JSON