CVE-2021-24280
Redirection for Contact Form 7 < 2.3.4 - Authenticated PHP Object Injection
HIGH
8.8
CVSS Score
Published: May 14, 2021 at 11:38 AM UTC
Updated: June 17, 2026 at 03:39 AM UTC
2 products affected across 2 vendorsRedirection for Contact Form 7Redirection for Contact Form 7
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Severity
HIGH8.8
Exploit prediction
EPSS 2%
Description
In the Redirection for Contact Form 7 WordPress plugin before 2.3.4, any authenticated user, such as a subscriber, could use the import_from_debug AJAX action to inject PHP objects.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Redirection for Contact Form 7· Querysolwordpress-plugin
95%v < 2.3.4
Affected range stops below 2.3.4, so it looks safe — our inference, not a vendor statement
Redirection for Contact Form 7· Query Solutionswordpress-plugin
60%v < 2.3.4
Affected range stops below 2.3.4, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (2)
x_refsource_CONFIRMExploitVendor Advisory
Source: [email protected]
https://wpscan.com/vulnerability/db4ba6b0-887e-4ec1-8935-ab21d369b329x_refsource_MISCExploitVendor Advisory
Source: [email protected]
https://www.wordfence.com/blog/2021/04/severe-vulnerabilities-patched-in-redirection-for-contact-form-7-plugin/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-502
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