Flatsome <= 3.19.6 - Missing Authorization

5.3
Missing Authorization
CVE CVE-2026-31915
CVSS 5.3 (Medium)
Publicly Published October 24, 2024
Last Updated April 15, 2026
Researcher Ananda Dhakal

Description

The Flatsome theme for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in versions up to, and including, 3.19.6. This makes it possible for unauthenticated attackers to perform an unauthorized action.

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Vulnerability Details for Flatsome

Software Type Theme
Software Slug flatsome
Patched? Yes
Remediation Update to version 3.19.7, or a newer patched version
Affected Version
  • <= 3.19.6
Patched Version
  • 3.19.7

Recent vulnerabilities in Flatsome

# Title CVE ID CVSS Researchers Date
1 Flatsome <= 3.20.5 - Missing Authorization CVE-2026-57729 5.3 Bonds July 6, 2026
2 Flatsome <= 3.20.5 - Reflected Cross-Site Scripting CVE-2026-57728 6.1 Bonds July 6, 2026
3 Flatsome <= 3.20.5 - Missing Authorization CVE-2026-57730 4.3 Bonds July 1, 2026
4 Flatsome <= 3.20.5 - Missing Authorization CVE-2026-57731 4.3 Bonds July 1, 2026
5 Flatsome <= 3.20.5 - Authenticated (Contributor+) Stored Cross-Site Scripting CVE-2026-28083 6.4 João Pedro Soares de Alcântara October 6, 2025
6 Flatsome <= 3.20.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode CVE-2025-8684 6.4 stealthcopter September 4, 2025
7 Flatsome | Multi-Purpose Responsive WooCommerce Theme <= 3.18.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Multiple Shortcodes CVE-2024-5346 6.4 wesley (wcraft) June 21, 2024
8 Flatsome <= 3.18.7 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode CVE-2024-5156 6.4 stealthcopter June 19, 2024
9 Flatsome <= 3.17.5 - Unauthenticated PHP Object Injection CVE-2023-40555 9.8 Rafie Muhammad September 5, 2023
10 Flatsome <= 3.16.8 - Reflected Cross-Site Scripting in UX Builder CVE-2023-28994 6.1 Rafie Muhammad April 25, 2023

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