1) Code Injection
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due improper input validation. A remote authenticated attacker who has this special cookie: AI_WP_DEBUGGING=2 can trigger the debugging feature, send a specially crafted request and execute arbitrary PHP code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.
External links
https://plugins.trac.wordpress.org/changeset/2122577/ad-inserterhttps://www.wordfence.com/blog/2019/07/critical-vulnerability-patched-in-ad-inserter-plugin/
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