CVE-2026-81780 - Vulnerability Details - OpenCVE

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

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact total

Vendors	Products
Hashthemes	Hash Form
Wordpress	Wordpress

No data.

No data.

References

Link	Providers
https://patchstack.com/database/wordpress/plugin/hash-form/vulnerability/wordpress-hash-form-plugin-1-4-2-arbitrary-file-upload-vulnerability?_s_id=cve

History

Wed, 02 Sep 2026 08:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Mon, 31 Aug 2026 22:00:00 +0000

Type	Values Removed	Values Added
First Time appeared		Hashthemes Hashthemes hash Form Wordpress Wordpress wordpress
Vendors & Products		Hashthemes Hashthemes hash Form Wordpress Wordpress wordpress

Mon, 31 Aug 2026 20:45:00 +0000

Type	Values Removed	Values Added
Description		Unauthenticated Arbitrary File Upload in Hash Form <= 1.4.2 versions.
Title		WordPress Hash Form plugin <= 1.4.2 - Arbitrary File Upload vulnerability
Weaknesses		CWE-434
References		https://patchstack.com/database/wordpress/plugin/hash-form/vulnerability/wordpress-hash-form-plugin-1-4-2-arbitrary-file-upload-vulnerability?_s_id=cve
Metrics		cvssV3_1 `{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}`

MITRE

Status: PUBLISHED

Assigner: Patchstack

Published: 2026-08-31T20:30:52.324Z

Updated: 2026-09-01T18:11:04.583Z

Reserved: 2026-08-27T12:24:25.082Z

Link: CVE-2026-81780

Vulnrichment

Updated: 2026-09-01T18:10:58.088Z

NVD

Status : Deferred

Published: 2026-08-31T21:17:52.027

Modified: 2026-09-01T20:48:22.513

Link: CVE-2026-81780

Redhat

No data.

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