CVE-2026-66448

WordPress Gallery PhotoBlocks plugin <= 1.3.3 - Cross Site Scripting (XSS) vulnerability

Contributor Cross Site Scripting (XSS) in Gallery PhotoBlocks <= 1.3.3 versions.

We have discovered 1,285 live websites that are affected by CVE-2026-66448.

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Affected Software

Product  Photoblocks Grid Gallery
Category Wordpress Plugins
Vulnerable Domains1,285 live websites (95% of Photoblocks Grid Gallery install base)
Vulnerable Versions
  • from 0 through 1.3.3
Vulnerable Versions Count29 versions ( 97% of all versions)


Common Weakness Enumeration

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



Details

  • Published - Jul 27, 2026
  • Updated - Jul 27, 2026

Credits

  • Muhammad Sharief | Patchstack Bug Bounty Program (finder)

Website Distribution by Country

Number of websites using CVE-2026-66448
United States281 websites


Germany176 websites
Italy96 websites
France86 websites
Poland86 websites
GB57 websites
Netherlands42 websites
Romania36 websites
Switzerland35 websites
Denmark29 websites

Website Distribution by TLD

Number of websites using CVE-2026-66448
.com471 websites
.de111 websites
.pl66 websites
.it62 websites
.org53 websites
.nl38 websites
.co.uk36 websites
.fr29 websites
.ch28 websites
.net25 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-66448

Top websites that are affected by CVE-2026-66448. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
******.je GB**,***
*********.com GB***,***
*************.com Austria***,***
***.org United States***,***
*************.com United States***,***
**********.com United States***,***
***************.com United States***,***
****************.eu Italy***,***
************.de Germany***,***
*********.com United States*,***,***
See full domain list

FAQ

CVE-2026-66448 is Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Photoblocks Grid Gallery
A total of 1,285 websites have been identified as vulnerable to CVE-2026-66448, based on global website indexing conducted by WebTechSurvey.
The Photoblocks Grid Gallery is affected by the CVE-2026-66448 vulnerability.
Photoblocks Grid Gallery versions up to and including 1.3.3 are vulnerable to CVE-2026-66448.