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

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-2827
StatePUBLISHED
AssignerWordfence
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-11 02:16:42 UTC
Updated2026-06-11 14:42:47 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v3.1 4.7 MEDIUM from [email protected]

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

EPSS: 0.001880000 probability, percentile 0.085720000 (date 2026-06-17)

Problem Types: CWE-79 | CWE-79 CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary4.7MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N
3.1CNADECLARED4.7MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA 100plugins Open User Map PRO affected 1.4.31 semver Not specified

References

ReferenceSourceLinkTags
www.open-user-map.com [email protected] www.open-user-map.com
www.wordfence.com/threat-intel/vulnerabilities/id/9963e0f8-600c-4b1f-935d-4ac1f... [email protected] www.wordfence.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Hunter Jensen (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-02-23T17:20:20.000ZVendor Notified
CNA2026-06-10T13:18:50.000ZDisclosed

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