CVE-2026-53962

Katalog CVE

CVSS 5.4 · Medium EPSS 0,42%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada discourse. Skor CVSS 3.1 5.4 (Medium) menurut github.com.

Deskripsi (NVD)

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, insufficient SVG sanitization in upload and user avatar handling could lead to cross-site scripting when a user visited specific URLs that are not normally part of community browsing. This issue is fixed in versions 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

5.4 (Medium), sumber github.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

EPSS (30 hari)

0,42% peluang dieksploitasi; lebih tinggi dari 33,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/discourse/discourse/security/advisories/GHSA-jmcf-3367-78vv advisory vendor
• https://github.com/discourse/discourse/commit/3ee8343cd7f00d59d8513bee0a12e02d50bfc358 patch
• https://github.com/discourse/discourse/commit/810c2715799fd08b06fd6ffc664d9562fe9ea6ff patch
• https://github.com/discourse/discourse/commit/92a699d89b84685b6fdd63cd0d0e371793c69dad patch
• https://github.com/discourse/discourse/commit/b8ceb49f4ba52257be30eb3c2ce51a5bf03be5fe 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