Description

WordPress Plugin Spam Free WordPress is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently bypass IP blocklist. WordPress Plugin Spam Free WordPress version 1.9.2 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 1.9.3 or latest

References

http://packetstormsecurity.com/files/119274/WordPress-Spam-Free-1.9.2-Filter-Bypass.html

https://www.youtube.com/watch?v=vbUzJS0EdFA

Related Vulnerabilities

DWR Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2014-5325)

Oracle Application Server Other Vulnerability (CVE-2006-5358)

WordPress 4.7.x Multiple Vulnerabilities (4.7 - 4.7.23)

concrete5 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2021-3111)

Phusion Passenger Exposure of Sensitive Information to an Unauthorized Actor Vulnerability (CVE-2018-12027)

Severity

High

Classification

CWE-264 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass