CVE-2026-4559

Image Photo Gallery Final Tiles Grid <= 3.6.12 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'delay' Shortcode Attribute

The Image Photo Gallery Final Tiles Grid plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'delay' shortcode attribute in all versions up to, and including, 3.6.12 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

We have discovered 5,461 live websites that are affected by CVE-2026-4559.

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Affected Software

Product  Final Tiles Grid Gallery Lite
Category Wordpress Plugins
Vulnerable Domains5,461 live websites (59% of Final Tiles Grid Gallery Lite install base)
Vulnerable Versions
  • from 0 through 3.6.12
Vulnerable Versions Count48 versions ( 98% of all versions)


Common Weakness Enumeration

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')



Details

  • Published - Aug 22, 2026
  • Updated - Aug 24, 2026

Credits

  • Athiwat Tiprasaharn (Jitlada) (finder)
  • Itthidej Aramsri (Boeing777) (finder)

Website Distribution by Country

Number of websites using CVE-2026-4559
United States1,035 websites


Germany691 websites
France410 websites
Italy388 websites
Poland300 websites
GB252 websites
Russia251 websites
Netherlands185 websites
Spain150 websites
Switzerland96 websites

Website Distribution by TLD

Number of websites using CVE-2026-4559
.com2,006 websites
.de389 websites
.it259 websites
.org229 websites
.pl224 websites
.ru200 websites
.fr171 websites
.co.uk159 websites
.nl153 websites
.net86 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-4559

Top websites that are affected by CVE-2026-4559. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
******.com United States**,***
****.ru Russia**,***
********.***.br Brazil**,***
**************.com Belgium***,***
****************.org United States***,***
******.cz Czech Republic***,***
************.***.uk GB***,***
*******************.com United States***,***
***********.ie United States***,***
*****************.no Denmark***,***
See full domain list

FAQ

CVE-2026-4559 is Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Final Tiles Grid Gallery Lite
A total of 5,461 websites have been identified as vulnerable to CVE-2026-4559, based on global website indexing conducted by WebTechSurvey.
The Final Tiles Grid Gallery Lite is affected by the CVE-2026-4559 vulnerability.
Final Tiles Grid Gallery Lite versions up to and including 3.6.12 are vulnerable to CVE-2026-4559.