Cross-site scripting in WordPress - #VU76275
Published: May 18, 2023
Vulnerability identifier: #VU76275
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: N/A
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
WordPress
Remediation
Install updates from vendor's website.
WordPress - addressed in versions 4.1.38, 4.2.35, 4.3.31, 4.4.30, 4.5.29, 4.6.26, 4.7.26, 4.8.22, 4.9.23, 5.0.19, 5.1.16, 5.2.18, 5.3.15, 5.4.13, 5.5.12, 5.6.11, 5.7.9, 5.8.7, 5.9.6, 6.0.4, 6.1.2, 6.2.1