CVE-2023-1405
WordPress vulnerability analysis and mitigation

Overview

The Formidable Forms WordPress plugin before version 6.2 contains a vulnerability identified as CVE-2023-1405. The vulnerability involves the unserialization of user input, which could potentially allow anonymous users to perform PHP Object Injection when a suitable gadget is present (WPScan, NVD).

Technical details

The vulnerability stems from the plugin's handling of user input through unserialization operations. The flaw has been assigned a CVSS score of 8.1 (high), and is classified under CWE-502. The vulnerability type is categorized as Object Injection and falls under the OWASP Top 10 category A8: Insecure Deserialization (WPScan).

Impact

When exploited, this vulnerability allows anonymous users to perform PHP Object Injection attacks. This could potentially lead to arbitrary code execution if a suitable gadget chain is present in the application (WPScan).

Mitigation and workarounds

The vulnerability has been fixed in Formidable Forms version 6.2. Users are advised to update to this version or later to mitigate the risk (WPScan).

Additional resources


SourceThis report was generated using AI

Related WordPress vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-0726HIGH8.1
  • nexter-extension
NoYesJan 20, 2026
CVE-2026-0690MEDIUM6.4
  • flatpm-wp
NoYesJan 20, 2026
CVE-2026-0608MEDIUM6.4
  • head-meta-data
NoYesJan 20, 2026
CVE-2026-0548MEDIUM5.4
  • tutor
NoYesJan 20, 2026
CVE-2026-0554MEDIUM4.3
  • notificationx
NoYesJan 20, 2026

Free Vulnerability Assessment

Benchmark your Cloud Security Posture

Evaluate your cloud security practices across 9 security domains to benchmark your risk level and identify gaps in your defenses.

Request assessment

Get a personalized demo

Ready to see Wiz in action?

"Best User Experience I have ever seen, provides full visibility to cloud workloads."
David EstlickCISO
"Wiz provides a single pane of glass to see what is going on in our cloud environments."
Adam FletcherChief Security Officer
"We know that if Wiz identifies something as critical, it actually is."
Greg PoniatowskiHead of Threat and Vulnerability Management