CVE

CVE-2021-3831

7.1

CVSShigh

Requires local system access · low-privilege account sufficient.

Description

gnuboard5 is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Attack Vector

Local

Privileges Req.

Low

User Interaction

None

gnuboard/gnuboard5

Updated Oct 24, 2026View on NVD →

S4E scanner

CVE-2021-3831 Scanner

CVE-2021-3831 Scanner - Cross-Site Scripting (XSS) vulnerability in Gnuboard 5

Used 2.2k times · 3.4k assets checked · url

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