🔐 CVE Alert

CVE-2026-81780

CRITICAL 10.0

WordPress Hash Form plugin <= 1.4.2 - Arbitrary File Upload vulnerability

CVSS Score
10.0
EPSS Score
0.0%
EPSS Percentile
0th

Unauthenticated Arbitrary File Upload in Hash Form <= 1.4.2 versions.

CWE CWE-434
Vendor hashthemes
Product hash form
Published Aug 31, 2026
Stay Ahead of the Next One

Get instant alerts for hashthemes hash form

Be the first to know when new critical vulnerabilities affecting hashthemes hash form are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Affected Versions

hashthemes / Hash Form
n/a ≤ 1.4.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗
patchstack.com: https://patchstack.com/database/wordpress/plugin/hash-form/vulnerability/wordpress-hash-form-plugin-1-4-2-arbitrary-file-upload-vulnerability?_s_id=cve

Credits

CoryRoo | Patchstack Bug Bounty Program