Description

WordPress Plugin Contact Form 7 is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently predict next values of the content of CAPTCHA. WordPress Plugin Contact Form 7 version 4.1 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 4.1.1 or latest

References

http://www.openwall.com/lists/oss-security/2015/09/22/6

http://contactform7.com/2015/03/14/contact-form-7-411/

Related Vulnerabilities

Moodle Permissions, Privileges, and Access Controls Vulnerability (CVE-2012-6102)

MySQL CVE-2016-0653 Vulnerability (CVE-2016-0653)

Liferay DXP URL Redirection to Untrusted Site ('Open Redirect') Vulnerability (CVE-2023-44308)

MySQL CVE-2012-0490 Vulnerability (CVE-2012-0490)

Django Improper Neutralization of Script in Attributes in a Web Page Vulnerability (CVE-2026-15920)

Severity

High

Classification

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass CWE-330