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EPSS 0.5%top 57%

CVE-2026-81780: CWE-434 Unrestricted Upload of File with Dangerous Type in hashthemes Hash Form

0
Critical
VulnerabilityCVE-2026-81780cvecve-2026-81780cwe-434
Published: 08/31/2026 (08/31/2026, 20:30:52 UTC)
Source: CVE Database V5
Vendor/Project: hashthemes
Product: Hash Form

Description

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

CVSS v3.1

Score 10.0critical

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

Affected software

hashthemes

Hash Form

Technical Details

Data Version
5.2
Assigner Short Name
Patchstack
Date Reserved
2026-08-27T12:24:25.082Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6a95e9b0acd9273b49934ef6

Added to database: 08/31/2026, 20:53:04 UTC

Last updated: 10/16/2026, 18:48:24 UTC

Views: 88

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