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CVE-2026-30478 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: April 9, 2026

GatewayGeo MapServer - Privilege Escalation

Published: April 9, 2026Updated: April 9, 2026

Overview

GatewayGeo MapServer for Windows 5 contains a DLL injection vulnerability caused by improper handling of dynamic-link libraries, letting attackers escalate privileges via crafted executables, exploit requires execution of crafted executable.

Severity & Score

Severity: High

CVSS Score: 8.8

Impact

Attackers can escalate privileges, potentially gaining higher system access.

Mitigation

Update to the latest version of GatewayGeo MapServer for Windows.

References

https://github.com/penjaminTester/Research/tree/main/CVE-2026-30478
https://ms4w.com

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-30478
Severity: High
CVSS Score: 8.8
Type: undefined
Status: new

CWE

CWE-427

CVSS Metrics

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