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CVE-2023-1405

Formidable Forms < 6.2 - Unauthenticated PHP Object Injection

HIGH
7.5
CVSS Score
Published: January 16, 2024 at 03:56 PM UTC
Updated: June 17, 2026 at 05:27 AM UTC
1 product affected across 1 vendorFormidable Forms

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Severity
HIGH7.5
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

The Formidable Forms WordPress plugin before 6.2 unserializes user input, which could allow anonymous users to perform PHP Object Injection when a suitable gadget is present.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Formidable Forms· STRATEGY11wordpress-plugin
95%
v < 6.2
Affected range stops below 6.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical DescriptionThird Party Advisory
Source: [email protected]
https://wpscan.com/vulnerability/8c727a31-ff65-4472-8191-b1becc08192a/

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-502

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