WS-2021-0266
Published:August 11, 2021
Updated:October 07, 2026
Reentrancy protection storage slots get allocated to the same slots as storage variables, leading to the corruption of storage variables when using the "@nonreentrant" decorator.
Affected Packages
vyper (CONDA):
Affected version(s) >=0.2.13 <0.2.15Fix Suggestion:
Update to version 0.2.15vyper (PYTHON):
Affected version(s) >=0.2.13 <0.2.15Fix Suggestion:
Update to version 0.2.15Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.2
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
HIGH