SB2023052104 - Input validation error in CodeIgniter4
Published: May 21, 2023 Updated: May 23, 2026
Security Bulletin ID
SB2023052104
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Input validation error (CVE-ID: CVE-2023-32692)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to improper input validation in the Validation library when processing validation placeholders. A remote attacker can supply crafted placeholder input to execute arbitrary code.
Validation methods in controllers and in-model validation are also affected because they use the Validation library internally.
Remediation
Install update from vendor's website.