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10.0

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

CVE-2026-81780 · published 3 days ago
Summary

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

What to do
  • Update hashthemes hash form to version 1.4.3.
Affected software
VendorProductAffected versions
hashthemes hash form <= 1.4.2
Fix: upgrade to 1.4.3
Original advisory text
Unauthenticated Arbitrary File Upload in Hash Form <= 1.4.2 versions.
Unauthenticated Arbitrary File Upload in Hash Form <= 1.4.2 versions.
References
Severity
10.0 Critical
CVSS 3.1: 10.0 (MITRE)
Exploitation
EPSS <1%
Type
CWE-434Unrestricted File Upload
Timeline
Published31 Aug 2026
Updated2 Sep 2026
First seen31 Aug 2026
Sources
CVE-2026-81780 · NVD
CVE-2026-81780 · MITRE
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