CVE-2026-111406: Unrestricted Upload of File with Dangerous Type in PT Norther Lights Production MapSVG
Description
Unrestricted Upload of File with Dangerous Type vulnerability in PT Norther Lights Production MapSVG mapsvg-lite-interactive-vector-maps allows Upload a Web Shell to a Web Server.This issue affects MapSVG: from n/a through 8.16.1.
CVSS v3.1
Score 9.9critical
Affected software
PT Norther Lights Production
MapSVG
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-111406 in MapSVG allows an attacker with low privileges to upload files of dangerous types, such as web shells, without restriction. This can lead to remote code execution and full compromise of the affected web server. The issue affects all versions from initial release through 8.16.1. The CVSS v3.1 base score is 9.9, reflecting its critical impact with network attack vector, low attack complexity, no user interaction, and high confidentiality, integrity, and availability impacts.
Potential Impact
Successful exploitation allows an attacker to upload a web shell to the server hosting MapSVG, enabling remote code execution and potentially full control over the affected system. This compromises confidentiality, integrity, and availability of the server and its data.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a patch is available, restrict file upload permissions, disable file upload functionality if possible, and monitor for suspicious file uploads. Follow vendor updates closely for an official fix.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-10-16T00:19:35.559Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ad5e7f42cdf04f6563c8f16
Added to database: 10/19/2026, 09:50:44 UTC
Last enriched: 10/19/2026, 10:03:18 UTC
Last updated: 10/19/2026, 19:06:46 UTC
Views: 18
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