What’s Vulnerable › Vulnerabilities

CVE-2021-4341: uListing <= 1.6.6 - Unauthenticated Wordpress Options Changes via AJAX

• Severity: critical (CVSS 9.8 v3.1)
• 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: 2023-06-07 · updated 2026-06-17
• Weakness: CWE-862

Description

The uListing plugin for WordPress is vulnerable to authorization bypass via Ajax due to missing capability checks, missing input validation, and a missing security nonce in the stm_update_email_data AJAX action in versions up to, and including, 1.6.6. This makes it possible for unauthenticated attackers to change any WordPress option in the database.

Affected products

• Stylemix uListing: through 1.6.6

References

• https://blog.nintechnet.com/wordpress-ulisting-plugin-fixed-multiple-critical-vulnerabilities/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/1814537d-8307-4d1f-86c8-801519172be5?source=cve
• https://blog.nintechnet.com/wordpress-ulisting-plugin-fixed-multiple-critical-vulnerabilities/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/1814537d-8307-4d1f-86c8-801519172be5?source=cve

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