CVE-2026-42030: osgeo mapserver

csirt@kutim:~/threat-intel/cve/CVE-2026-42030

CVSS 6.1 · Medium EPSS 0,30%

Kerentanan Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) pada osgeo mapserver. Skor CVSS 3.1 6.1 (Medium) menurut github.com.

Deskripsi (NVD)

MapServer is a system for developing web-based GIS applications. From version 6.0 to before version 8.6.2, a reflected XSS vulnerability in MapServer's WMS server allows an unauthenticated attacker to inject arbitrary HTML/JavaScript into the browser of any user who opens a crafted WMS URL. The vulnerability is triggered via FORMAT=application/openlayers combined with an unsanitized SRS parameter in WMS 1.3.0 requests. This issue has been patched in version 8.6.2.

Rincian

Terbit di NVD: 8 Mei 2026
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 6.1 (Medium), sumber github.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-80: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)
EPSS (30 hari): 0,30% peluang dieksploitasi; lebih tinggi dari 20,5% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
osgeo	mapserver	Versi 6.0.0 hingga sebelum 8.6.2

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/MapServer/MapServer/security/advisories/GHSA-4g9f-ph64-hg2x exploit · advisory vendor
https://github.com/MapServer/MapServer/releases/tag/rel-8-6-2 product · release notes

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.