Open User Map PRO <= 1.4.31 - Unauthenticated Stored Cross-Site Scripting via 'oum_location_notification'
Priority LOW 21CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- High
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00188 8th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| 100plugins | Open User Map PRO | up to 1.4.31 | — | No fix listed | CNA |
- Open User Map PRO Vendor100plugins Affected up to 1.4.31 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-2827
- 2026-10-03 Alias added: GHSA-x7wp-5p27-3p93
References
More 100plugins vulnerabilities
- TI-2026-58315 WordPress Open User Map plugin <= 1.4.50 - Cross Site Scripting (XSS) vulnerability CVSS 3.1HIGH 7.1
- TI-2026-13255 Open User Map <= 1.4.45 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes CVSS 3.1MEDIUM 6.4
- TI-2025-41611 WordPress Open User Map plugin <= 1.4.16 - Arbitrary File Download vulnerability CVSS 3.1MEDIUM 6.5
- TI-2025-35806 WordPress Open User Map Plugin <= 1.4.14 - Cross Site Scripting (XSS) Vulnerability CVSS 3.1MEDIUM 6.5
- TI-2026-47199 WordPress Open User Map plugin <= 1.4.46 - Cross Site Scripting (XSS) vulnerability CVSS 3.1MEDIUM 6.5
- TI-2024-12404 Freemius <= 2.10.1 - Reflected DOM-Based Cross-Site Scripting via url Parameter CVSS 3.1MEDIUM 6.1
Sources
- CVE-2026-2827 · CVE Program
- CVE-2026-2827 · NVD
- FIRST EPSS
- GHSA-x7wp-5p27-3p93 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences