Vulnerability identifier: #VU20883
Vulnerability risk: Low
CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-601
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
WordPress
Web applications /
CMS
Vendor: WordPress.ORG
Description
The vulnerability allows a remote attacker to redirect victims to arbitrary URL.
The vulnerability exists due to improper sanitization of user-supplied data in the "wp_validate_redirect" in "wp-includes/pluggable.php". A remote attacker can create a link that leads to a trusted website, however, when clicked, redirects the victim to arbitrary domain.
Successful exploitation of this vulnerability may allow a remote attacker to perform a phishing attack and steal potentially sensitive information.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
WordPress: 5.2.2
External links
http://wordpress.org/news/2019/09/wordpress-5-2-3-security-and-maintenance-release/
http://core.trac.wordpress.org/changeset/45971
http://github.com/WordPress/WordPress/commit/c86ee39ff4c1a79b93c967eb88522f5c09614a28
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.