CVE-2025-11230
Inefficient algorithm complexity in mjson in HAProxy allows remote attackers to cause a denial of service via specially crafted JSON requests.
Published:Oct 3, 2025
Last Modified:Dec 19, 2025
EPS:Nov 19, 2025
EPSS Score:0.00141
CVSS Score:7.5
Affected Products
Vendor
Product
Action
Vendor
Haproxy
Product
Aloha Appliance
Haproxy
Aloha Appliance
Vendor
Haproxy
Product
Haproxy
Haproxy
Haproxy
Vendor
Haproxy
Product
Haproxy Enterprise
Haproxy
Haproxy Enterprise
Vendor
Haproxy
Product
Kubernetes Ingress Controller
Haproxy
Kubernetes Ingress Controller
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
