CVE-2026-84851
An uncontrolled recursion issue exists in Amazon Ion-C versions before 1.1.6 that might allow a remote unauthenticated actor to craft Ion data that exhausts the native call stack and crashes the application using the library, resulting in a denial of service.
Published:Sep 2, 2026
Last Modified:Sep 3, 2026
EPS:Sep 2, 2026
EPSS Score:0.00339
CVSS Score:7.5
Affected Products
Vendor
Product
Action
Vendor
Amazon
Product
Ion-c
Amazon
Ion-c
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
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
