CVE-2026-106972
Uncontrolled recursion in MessagePack\BufferUnpacker::unpack() in rybakit/msgpack versions prior to 0.11.0 allows attackers to cause a denial of service through memory exhaustion when an application decodes deeply nested, attacker-controlled MessagePack input.
Published:Oct 28, 2026
Last Modified:Oct 30, 2026
EPS:Oct 28, 2026
EPSS Score:0.00155
CVSS Score:7.5
Affected Products
Vendor
Product
Action
Vendor
Rybakit
Product
Msgpack.php
Rybakit
Msgpack.php
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
