CVE-2021-36913: Redirection for Contact Form 7 <= 2.4.0 - Unauthenticated Options Change and Content Injection vulnerability

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-10-11 · updated 2026-06-17
Weakness: CWE-284

Description

Unauthenticated Options Change and Content Injection vulnerability in Qube One Redirection for Contact Form 7 plugin <= 2.4.0 at WordPress allows attackers to change options and inject scripts into the footer HTML. Requires an additional extension (plugin) AccessiBe.

Affected products

Redirection for Contact Form 7: before 2.6.0 — fixed in 2.6.0

How to fix

Upgrade to a fixed version: Redirection for Contact Form 7 2.6.0. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/vulnerability/wpcf7-redirect/wordpress-redirection-for-contact-form-7-plugin-2-4-0-unauthenticated-options-change-vulnerability?_s_id=cve
https://wordpress.org/plugins/wpcf7-redirect/#developers
https://patchstack.com/database/vulnerability/wpcf7-redirect/wordpress-redirection-for-contact-form-7-plugin-2-4-0-unauthenticated-options-change-vulnerability?_s_id=cve
https://wordpress.org/plugins/wpcf7-redirect/#developers

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