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CVE-2026-81780NVD

Vulnerability Summary

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

Severity Level

CRITICAL(10.0)

Published Date

Aug 31, 2026

Last Modified

Sep 1, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.29%Probability

Root Weakness (CWE)

CWE-434: Unrestricted File Upload ↗

The software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.

CVSS v3.1 Base Metrics

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeChanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

External References

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

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Critical Alert 2 Active Exploits Detected Today

CVE-2026-81780NVD

Vulnerability Summary

External References