CVE-2026-55420

Katalog CVE

CVSS 8.1 · High EPSS 0,60%

Kerentanan Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') pada discourse. Skor CVSS 3.1 8.1 (High) menurut NVD.

Deskripsi (NVD)

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, under certain non-default configurations, processing of PDF uploads could be exploited to obtain RCE on the server. This issue is patched in 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5.

Rincian

Terbit di NVD

9 Juli 2026

Terakhir diubah

14 Juli 2026

Status NVD

Analyzed

CVSS 3.1

8.1 (High), sumber NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

EPSS (30 hari)

0,60% peluang dieksploitasi; lebih tinggi dari 47,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/discourse/discourse/security/advisories/GHSA-7wq5-jgww-5rw3 mitigasi · advisory vendor
• https://github.com/discourse/discourse/commit/ca5a7e06167561928556afa2f237d67e459c6914 patch
• https://github.com/discourse/discourse/releases/tag/v2026.1.5 release notes
• https://github.com/discourse/discourse/releases/tag/v2026.4.2 release notes
• https://github.com/discourse/discourse/releases/tag/v2026.5.1 release notes
• https://github.com/discourse/discourse/releases/tag/v2026.6.0 release notes