Redirection for Contact Form 7 < 2.3.4 - Authenticated PHP Object Injection
Priority MEDIUM 42CWE-502Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-502.
Summary
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.
Why it matters now
EPSS 0.01967 80th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Fixed Redirection for Contact Form 7 (Query Solutions): 2.3.4
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Query Solutions | Redirection for Contact Form 7 | 2.3.4 to before 2.3.4 | 2.3.4 | Patch available | CNA |
- Redirection for Contact Form 7 VendorQuery Solutions Affected 2.3.4 to before 2.3.4 Fixed in 2.3.4 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:querysol:redirection_for_contact_form_7:*:*:*:*:*:wordpress:*:* | before 2.3.4 | Vulnerable | Query Solutions |
- cpe:2.3:a:querysol:redirection_for_contact_form_7:*:*:*:*:*:wordpress:*:* Versions before 2.3.4 Vulnerable ·Query Solutions
Remediation
- Fix · CNA Redirection for Contact Form 7 (Query Solutions) Fixed in 2.3.4
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Query Solutions Redirection for Contact Form 7 2.3.4
5 records Highest priority Priority MEDIUM 2 MEDIUM, 3 LOW
Other records, highest priority first
- TI-2021-06570 Redirection for Contact Form 7 < 2.3.4 - Unauthenticated Arbitrary Nonce GenerationPriority MEDIUM 43
- TI-2021-06571 Redirection for Contact Form 7 < 2.3.4 - Authenticated Arbitrary Plugin InstallationPriority LOW 30
- TI-2021-06574 Redirection for Contact Form 7 < 2.3.4 - Unprotected AJAX ActionsPriority LOW 29
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24280
- 2026-10-03 Alias added: GHSA-jq43-856v-c3jr
References
More Query Solutions Redirection For Contact Form 7 vulnerabilities
- TI-2021-06570 Redirection for Contact Form 7 < 2.3.4 - Unauthenticated Arbitrary Nonce Generation CVSS 3.1HIGH 7.5
- TI-2021-06571 Redirection for Contact Form 7 < 2.3.4 - Authenticated Arbitrary Plugin Installation CVSS 3.1MEDIUM 6.5
- TI-2021-06574 Redirection for Contact Form 7 < 2.3.4 - Unprotected AJAX Actions CVSS 3.1MEDIUM 6.3
- TI-2021-06573 Redirection for Contact Form 7 < 2.3.4 - Authenticated Arbitrary Post Deletion CVSS 3.1MEDIUM 4.3
Sources
- CVE-2021-24280 · CVE Program
- CVE-2021-24280 · NVD
- FIRST EPSS
- GHSA-jq43-856v-c3jr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences