CVE-2026-73376

CRITICAL 9.8

WordPress Ultimate Maps by Supsystic plugin < 1.5.0 - PHP Object Injection vulnerability

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

Unauthenticated PHP Object Injection in Ultimate Maps by Supsystic < 1.5.0 versions.

CWE	CWE-502
Vendor	supsystic
Product	ultimate maps by supsystic
Published	Aug 18, 2026
Last Updated	Aug 18, 2026

Stay Ahead of the Next One

Get instant alerts for supsystic ultimate maps by supsystic

Be the first to know when new critical vulnerabilities affecting supsystic ultimate maps by supsystic are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

supsystic / Ultimate Maps by Supsystic

n/a < 1.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/ultimate-maps-by-supsystic/vulnerability/wordpress-ultimate-maps-by-supsystic-plugin-1-5-0-php-object-injection-vulnerability?_s_id=cve

Credits

Asim Alshaya | Patchstack Bug Bounty Program