CVE-2026-66600: CWE-434 Unrestricted Upload of File with Dangerous Type in David Lingren Media LIbrary Assistant
Author Arbitrary File Upload in Media LIbrary Assistant <= 3.39 versions.
AI Analysis
Technical Summary
This vulnerability, classified as CWE-434 (Unrestricted Upload of File with Dangerous Type), affects Media Library Assistant versions up to 3.39. It permits an authenticated user with high privileges to upload arbitrary files, bypassing file type restrictions. The CVSS 3.1 base score is 9.1, reflecting network attack vector, low attack complexity, required high privileges, no user interaction, and complete impact on confidentiality, integrity, and availability. No official patch or remediation guidance is currently available, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation can lead to full system compromise including unauthorized disclosure, modification, or destruction of data and disruption of service. Because the vulnerability allows arbitrary file upload, it may enable remote code execution or persistent backdoor installation if exploited.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict high privilege user access and monitor for suspicious file uploads. Avoid exposing the affected application to untrusted networks or users with high privileges.
CVE-2026-66600: CWE-434 Unrestricted Upload of File with Dangerous Type in David Lingren Media LIbrary Assistant
Description
Author Arbitrary File Upload in Media LIbrary Assistant <= 3.39 versions.
CVSS v3.1
Score 9.1critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, classified as CWE-434 (Unrestricted Upload of File with Dangerous Type), affects Media Library Assistant versions up to 3.39. It permits an authenticated user with high privileges to upload arbitrary files, bypassing file type restrictions. The CVSS 3.1 base score is 9.1, reflecting network attack vector, low attack complexity, required high privileges, no user interaction, and complete impact on confidentiality, integrity, and availability. No official patch or remediation guidance is currently available, and no known exploits are reported in the wild.
Potential Impact
Successful exploitation can lead to full system compromise including unauthorized disclosure, modification, or destruction of data and disruption of service. Because the vulnerability allows arbitrary file upload, it may enable remote code execution or persistent backdoor installation if exploited.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict high privilege user access and monitor for suspicious file uploads. Avoid exposing the affected application to untrusted networks or users with high privileges.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-07-27T14:00:08.990Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a86f1aeacd9273b49977bc3
Added to database: 08/20/2026, 12:23:10 UTC
Last enriched: 08/20/2026, 12:52:57 UTC
Last updated: 08/20/2026, 16:38:13 UTC
Views: 4
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