Medium severity · published Aug 23, 2023
CVE-2023-28994
WordPress Flatsome Theme <= 3.16.8 is vulnerable to Cross Site Scripting (XSS)
6.1
CVSS
0.4%
EPSS
No
On KEV
Description
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in UX-themes Flatsome plugin <= 3.16.8 versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 35% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FL
Flatsome · UX-themes
through 3.16.8 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-28994
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-28994
Third Party Advisory
https://patchstack.com/database/vulnerability/flatsome/wordpress-flatsome-theme-3-16-8-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve
More from Flatsome
7.5
CVE-2026-57729
WordPress Flatsome theme <= 3.20.5 - Broken Access Control vulnerability
7.1
CVE-2026-57728
WordPress Flatsome theme <= 3.20.5 - Reflected Cross Site Scripting (XSS) vulnerability
6.5
CVE-2026-57731
WordPress Flatsome theme <= 3.20.5 - Broken Access Control vulnerability
6.5
CVE-2026-28083
WordPress Flatsome theme <= 3.20.5 - Cross Site Scripting (XSS) vulnerability
6.4
CVE-2025-8684
Flatsome <= 3.20.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode
