Vulnerability identifier: #VU27989

Vulnerability risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-89

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
WordPress Infinite Scroll – Ajax Load More
Web applications / Modules and components for CMS

Vendor: Darren Cooney

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data in POST "/wp-admin/admin-ajax.php" page with param repeater=' or sleep(5)#&type=test. A remote authenticated attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

WordPress Infinite Scroll – Ajax Load More: 2.0.3 - 5.3.1

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External links
http://wpvulndb.com/vulnerabilities/10230/
http://www.exploit-db.com/exploits/48475

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.