CVE-2026-73343

WordPress WP Compress plugin < 7.20.01 - Remote Code Execution (RCE) vulnerability

Unauthenticated Remote Code Execution (RCE) in WP Compress < 7.20.01 versions.

We have discovered 1,047 live websites that are affected by CVE-2026-73343.

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Affected Software

Product  Wp Compress Image Optimizer
Category Wordpress Plugins
Vulnerable Domains1,047 live websites (100% of Wp Compress Image Optimizer install base)
Vulnerable Versions
  • from 0 through 7.20.1
Vulnerable Versions Count73 versions ( 100% of all versions)


Common Weakness Enumeration

CWE-94 Improper Control of Generation of Code ('Code Injection')



Details

  • Published - Aug 18, 2026
  • Updated - Aug 18, 2026

Credits

  • Charles Vosburgh | Patchstack Bug Bounty Program (finder)

Website Distribution by Country

Number of websites using CVE-2026-73343
United States342 websites


Germany167 websites
France58 websites
Netherlands57 websites
India45 websites
GB44 websites
Czech Republic40 websites
Canada35 websites
Italy28 websites
Switzerland24 websites

Website Distribution by TLD

Number of websites using CVE-2026-73343
.com464 websites
.de126 websites
.nl54 websites
.cz36 websites
.org27 websites
.co.uk22 websites
.net20 websites
.ch19 websites
.fr19 websites
.com.au16 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-73343

Top websites that are affected by CVE-2026-73343. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
******.com Germany**,***
**************.com United States**,***
********.org Italy***,***
*************.com France***,***
***************.fr France***,***
****.com India***,***
*************.com United States***,***
*************.com United States***,***
**********.com United States***,***
***********************.de Germany***,***
See full domain list

FAQ

CVE-2026-73343 is Improper Control of Generation of Code ('Code Injection') in Wp Compress Image Optimizer
A total of 1,047 websites have been identified as vulnerable to CVE-2026-73343, based on global website indexing conducted by WebTechSurvey.
The Wp Compress Image Optimizer is affected by the CVE-2026-73343 vulnerability.
Wp Compress Image Optimizer versions up to 7.20.1 are vulnerable to CVE-2026-73343.
CVE-2026-73343 is resolved in version 7.20.1 of Wp Compress Image Optimizer.