CVE-2026-78280

WordPress Hash Form plugin <= 1.4.0 - Cross Site Request Forgery (CSRF) vulnerability

Unauthenticated Cross Site Request Forgery (CSRF) in Hash Form <= 1.4.0 versions.

We have discovered 804 live websites that are affected by CVE-2026-78280.

Run a Free Instant Scan



Affected Software

Product  Hash Form
Category Wordpress Plugins
Vulnerable Domains804 live websites (100% of Hash Form install base)
Vulnerable Versions
  • from 0 through 1.4
Vulnerable Versions Count23 versions ( 100% of all versions)


Common Weakness Enumeration

CWE-352 Cross-Site Request Forgery (CSRF)



Details

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

Credits

  • sanghyeok Kim | Patchstack Bug Bounty Program (finder)

Website Distribution by Country

Number of websites using CVE-2026-78280
United States367 websites


France49 websites
GB42 websites
Germany39 websites
Italy28 websites
Poland24 websites
Bulgaria20 websites
India18 websites
Brazil16 websites
Netherlands16 websites

Website Distribution by TLD

Number of websites using CVE-2026-78280
.com448 websites
.org53 websites
.it27 websites
.co.uk24 websites
.pl21 websites
.net14 websites
.nl13 websites
.de12 websites
.com.br12 websites
.cz11 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-78280

Top websites that are affected by CVE-2026-78280. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
****************.com United States***,***
*******.ru Russia***,***
***********.com United States***,***
***********.***.au Australia***,***
************.com France***,***
******.ro Romania***,***
*******.com United States*,***,***
********.com United States*,***,***
************************.be Belgium*,***,***
******************.org United States*,***,***
See full domain list

FAQ

CVE-2026-78280 is Cross-Site Request Forgery (CSRF) in Hash Form
A total of 804 websites have been identified as vulnerable to CVE-2026-78280, based on global website indexing conducted by WebTechSurvey.
The Hash Form is affected by the CVE-2026-78280 vulnerability.
Hash Form versions up to and including 1.4 are vulnerable to CVE-2026-78280.