CVE-2025-59303 — MEDIUM (6.4)

Vulnerability Description

HAProxy Kubernetes Ingress Controller before 3.1.13, when the config-snippets feature flag is used, accepts config snippets from users with create/update permissions. This can result in obtaining an ingress token secret as a response. The fixed versions of HAProxy Enterprise Kubernetes Ingress Controller are 3.0.16-ee1, 1.11.13-ee1, and 1.9.15-ee1.

CVSS Score

6.4

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Related Weaknesses (CWE)

CWE-791

References

https://haproxy.com/blog/cve-2025-59303-haproxy-kubernetes-ingress-controller-se

FAQ

What is CVE-2025-59303?

CVE-2025-59303 is a vulnerability with a CVSS score of 6.4 (MEDIUM). HAProxy Kubernetes Ingress Controller before 3.1.13, when the config-snippets feature flag is used, accepts config snippets from users with create/update permissions. This can result in obtaining an i...

How severe is CVE-2025-59303?

CVE-2025-59303 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-59303?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.