Vulnerability · Published Apr 9, 2026 · Assigned by mitre

CVE-2026-30478

High 8.8

In plain English

A high-severity uncontrolled search path in the affected software. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High

Exploit odds (30 days)0.2%top 92.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A Dynamic-link Library Injection vulnerability in GatewayGeo MapServer for Windows version 5 allows attackers to escalate privileges via a crafted executable.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

Weakness: CWE-427 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

References

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