Vulnerability identifier: #VU76275
Vulnerability risk: Medium
CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-79
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
WordPress
Web applications /
CMS
Vendor: WordPress.ORG
Description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data passed via open embed auto discovery. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
WordPress: 6.2, 6.1 - 6.1.1, 6.0 - 6.0.3, 5.9 - 5.9.5, 5.8 - 5.8.6, 5.7 - 5.7.8, 5.6 - 5.6.10, 5.5 - 5.5.11, 5.4 - 5.4.12, 5.3 - 5.3.14, 5.2 - 5.2.17, 5.1 - 5.1.15, 5.0 - 5.0.18, 4.9 - 4.9.22, 4.8 - 4.8.21, 4.7 - 4.7.25, 4.6 - 4.6.25, 4.5 - 4.5.28, 4.4 - 4.4.29, 4.3 - 4.3.30, 4.2 - 4.2.34, 4.1 - 4.1.37
External links
http://wordpress.org/news/2023/05/wordpress-6-2-1-maintenance-security-release/
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.