CVE-2026-111406

WordPress MapSVG plugin <= 8.16.1 - Arbitrary File Upload vulnerability

Published Oct 19, 2026 CVSS 3.1 · 9.9 Critical EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

Update the WordPress MapSVG plugin to the latest available version (at least 8.16.2).

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Pt Norther Lights Production
Pt Norther Lights Production mapsvg
Wordpress-extensions
Wordpress-extensions mapsvg
Vendors & Products Pt Norther Lights Production
Pt Norther Lights Production mapsvg
Wordpress-extensions
Wordpress-extensions mapsvg
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title WordPress MapSVG plugin <= 8.16.1 - Arbitrary File Upload vulnerability
Weaknesses CWE-434
References
Metrics cvssV3_1

{'score': 9.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Oct 19, 2026, 4:54 PM
Reserved
Oct 16, 2026, 12:19 AM
Status
Deferred
Published
Oct 19, 2026, 10:16 AM
Modified
Oct 19, 2026, 5:17 PM