CVE-2026-76782: CWE-434 Unrestricted upload of file with dangerous type in Drupal Screenshot
Description
CVE-2026-76782 is a high-severity vulnerability in the Drupal Screenshot component involving unrestricted upload of files with dangerous types. This vulnerability allows an attacker with high privileges and user interaction to upload malicious files, potentially leading to complete compromise of confidentiality and integrity. The vulnerability affects all versions of the Screenshot component, but no specific affected versions or patches are provided.
CVSS v3.1
Score 7.3high
Affected software
Drupal
Screenshot
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-76782) in Drupal Screenshot is classified under CWE-434, indicating unrestricted upload of files with dangerous types. The CVSS 3.1 score is 7.3 (high), with attack vector network, high attack complexity, high privileges required, and user interaction required. The scope is changed, and the impact includes high confidentiality and integrity impact but no availability impact. No vendor advisory or patch information is available to confirm remediation status.
Potential Impact
An attacker with high privileges and requiring user interaction can upload files of dangerous types unrestrictedly, potentially leading to full compromise of confidentiality and integrity of the affected system. Availability is not impacted. No known exploits are reported in the wild.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict user privileges to trusted users only and monitor for suspicious file uploads related to the Screenshot component.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- drupal
- Date Reserved
- 2026-08-19T17:22:47.957Z
- State
- PUBLISHED
Threat ID: 6a981c28acd9273b49415184
Added to database: 09/02/2026, 12:52:56 UTC
Last enriched: 10/06/2026, 19:26:30 UTC
Last updated: 10/16/2026, 06:48:19 UTC
Views: 77
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