XSS in Nko Advanced WordPress Backgrounds
CVE-2024-8045
The Advanced WordPress Backgrounds plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘imageTag’ parameter in all versions up to, and including, 1.12.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.003 (24.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@wordfence.com (Third Party Advisory)
- security@wordfence.com (Product)
- security@wordfence.com (Release Notes)
- security@wordfence.com (Product)
- security@wordfence.com (Product)
- security@wordfence.com (Release Notes)
Frequently asked questions
- What is CVE-2024-8045?
- CVE-2024-8045 is a medium-severity vulnerability in Nko Advanced WordPress Backgrounds, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2024-09-11.
- How severe is CVE-2024-8045?
- Medium severity. CVSS v3 base score is 6.4 out of 10.
- Is CVE-2024-8045 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.