CVE-2026-23556
When oxenstored is tearing a domain down, the node data is cleaned up but the usage counts are leaked. When the domain ID is eventually reused, the new domain can create fewer nodes before beeing deemed to be over quota.
Published:Jul 9, 2026
Last Modified:Jul 10, 2026
EPS:Jul 9, 2026
EPSS Score:
CVSS Score:9.4
Affected Products
Vendor
Product
Action
Vendor
Xen
Product
Oxenstored
Xen
Oxenstored
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
