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CVE-2026-57729— WordPress Flatsome theme <= 3.20.5 - Broken Access Control vulnerability

Quick assessment

Affected
UX-themes Flatsome
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

UX-themes Flatsome是UX-themes公司的一款WordPress插件。 UX-themes Flatsome 3.20.5及之前版本存在授权问题漏洞，该漏洞源于缺失授权，可能导致访问控制安全级别配置错误被利用。

CVSS 7.5 · High EPSS 0.39% · P33

Affected Version Matrix 1

VendorProduct Version RangeStatus
UX-themes Flatsome ≤ 3.20.5 affected
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I. Basic Information for CVE-2026-57729

Vulnerability Information
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Vulnerability Title
WordPress Flatsome theme <= 3.20.5 - Broken Access Control vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Missing Authorization vulnerability in UX-themes Flatsome flatsome allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Flatsome: from n/a through <= 3.20.5.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
UX-themes Flatsome 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UX-themes Flatsome是UX-themes公司的一款WordPress插件。 UX-themes Flatsome 3.20.5及之前版本存在授权问题漏洞，该漏洞源于缺失授权，可能导致访问控制安全级别配置错误被利用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
UX-themes Flatsome 0 ~ 3.20.5 -

II. Public POCs for CVE-2026-57729

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III. Intelligence Information for CVE-2026-57729

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News Coverage for CVE-2026-57729 (1)

IV. Related Vulnerabilities

Same product: Flatsome
Same vendor: UX-themes
Same weakness: CWE-862