Vulnerability Description
The Slider Hero plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 8.2.0. This is due to missing or incorrect nonce validation on the qc_slider_hero_duplicate() function. This makes it possible for unauthenticated attackers to duplicate slides via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Quantumcloud | Slider Hero | <= 8.2.0 |
Related Weaknesses (CWE)
References
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/Third Party Advisory
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrfThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://plugins.trac.wordpress.org/changeset/2548890/slider-hero/trunk/qcld-slidPatch
- https://www.wordfence.com/threat-intel/vulnerabilities/id/e6d195cd-4df8-4926-b83Third Party Advisory
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/Third Party Advisory
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrfThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilitieThird Party Advisory
FAQ
What is CVE-2021-4424?
CVE-2021-4424 is a vulnerability with a CVSS score of 4.3 (MEDIUM). The Slider Hero plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 8.2.0. This is due to missing or incorrect nonce validation on the qc_slider_hero_dup...
How severe is CVE-2021-4424?
CVE-2021-4424 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-4424?
Check the references section above for vendor advisories and patch information. Affected products include: Quantumcloud Slider Hero.