CVE-2026-111406: WordPress MapSVG plugin <= 8.16.1 - Arbitrary File Upload vulnerability

Severity: critical (CVSS 9.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-19 · updated 2026-10-19
Weakness: CWE-434

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.

Affected products

PT Norther Lights Production MapSVG: through 8.16.1

References

https://patchstack.com/database/wordpress/plugin/mapsvg-lite-interactive-vector-maps/vulnerability/wordpress-mapsvg-plugin-8-16-1-arbitrary-file-upload-vulnerability?_s_id=cve

Get alerted when CVE-2026-111406 or the next vulnerability affects your stack