CVE-2021-23420
Published:August 11, 2021
Updated:September 21, 2026
This affects the package codeception/codeception from 4.0.0 and before 4.1.22, before 3.1.3. The RunProcess class can be leveraged as a gadget to run arbitrary commands on a system that is deserializing user input without validation.
Affected Packages
codeception/codeception (PHP):
Affected version(s) >=dev-abstract-test <3.1.3Fix Suggestion:
Update to version 3.1.3codeception/codeception (PHP):
Affected version(s) >=4.0.0 <4.1.22Fix Suggestion:
Update to version 4.1.22Related Resources (11)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.1
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
LOW
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
POC
CVSS v3
Base Score:
7.7
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
LOW
Exploit Maturity
FUNCTIONAL
Weakness Type (CWE)
Deserialization of Untrusted Data
EPSS
Base Score:
2.71