Description

WordPress Plugin Async JavaScript is prone to a security bypass vulnerability. Exploiting this issue may allow attackers to perform otherwise restricted actions and subsequently modify plugin's settings. WordPress Plugin Async JavaScript version 2.19.07.14 is vulnerable; prior versions may also be affected.

Remediation

Update to plugin version 2.20.02.27 or latest

References

https://www.wordfence.com/blog/2020/02/site-takeover-campaign-exploits-multiple-zero-day-vulnerabilities/

https://plugins.svn.wordpress.org/async-javascript/trunk/readme.txt

Related Vulnerabilities

WordPress Plugin Quick Page/Post Redirect Security Bypass (5.1.9)

WordPress Plugin Facebook-this Spam Links Injection (2.5)

Jetty Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2009-5046)

Moodle Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2019-18210)

Drupal Cross-Site Request Forgery (CSRF) Vulnerability (CVE-2009-4066)

Severity

High

Classification

CWE-264 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:H/A:N CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N

Tags

Missing Update Authentication Bypass