CVE-2026-2827

MEDIUM 4.7

Open User Map PRO <= 1.4.31 - Unauthenticated Stored Cross-Site Scripting via 'oum_location_notification'

CVSS Score

4.7

EPSS Score

0.0%

EPSS Percentile

0th

The Open User Map PRO plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'oum_location_notification' parameter in versions up to, and including, 1.4.31 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CWE	CWE-79
Vendor	100plugins
Product	open user map pro
Published	Jun 11, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

100plugins / Open User Map PRO

0 ≤ 1.4.31

References

NVD ↗ CVE.org ↗ EPSS Data ↗

wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/9963e0f8-600c-4b1f-935d-4ac1f967698f?source=cve open-user-map.com: https://www.open-user-map.com/

Credits

Hunter Jensen