What’s Vulnerable › Vulnerabilities

CVE-2021-39333: Hashthemes Demo Importer <= 1.1.1 Improper Access Control Allowing Content Deletion

• Severity: medium (CVSS 5.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-11-01 · updated 2026-06-17
• Weakness: CWE-284

Description

The Hashthemes Demo Importer Plugin <= 1.1.1 for WordPress contained several AJAX functions which relied on a nonce which was visible to all logged-in users for access control, allowing them to execute a function that truncated nearly all database tables and removed the contents of wp-content/uploads.

Affected products

• HashThemes Demo Importer: through 1.1.1

References

• https://www.wordfence.com/blog/2021/10/site-deletion-vulnerability-in-hashthemes-plugin/
• https://www.wordfence.com/blog/2021/10/site-deletion-vulnerability-in-hashthemes-plugin/

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