Cross Site Request Forgery Vulnerability in Hash Form Plugin by WordPress
CVE-2026-78280

4.3MEDIUM

Key Information:

Vendor

WordPress
Status
Hash Form
Vendor
CVE Published:
24 August 2026

What is CVE-2026-78280?

An unauthenticated Cross Site Request Forgery (CSRF) vulnerability was discovered in the Hash Form plugin for WordPress, affecting all versions up to 1.4.0. This vulnerability allows attackers to exploit the plugin without authentication, potentially leading to unauthorized actions being performed on behalf of legitimate users. Site administrators should take immediate action to update the plugin to protect against possible exploitation and ensure the security of their web applications.

Affected Version(s)

Hash Form <= 1.4.0

References

https://patchstack.com/database/wordpress/plugin/hash-for...
vdb-entry

CVSS V3.1

Score:
4.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

sanghyeok Kim | Patchstack Bug Bounty Program
.