CVE-2023-39777

PoC —

CVSS 3.1

5.4 medium

EPSS

<1%p32

Published

Sep 16, 2023 (Sep 16, 2023)

Modified

Jun 17, 2026

Description

A cross-site scripting (XSS) vulnerability in the Admin Control Panel of vBulletin 5.7.5 and 6.0.0 allows attackers to execute arbitrary web scripts or HTML via the /login.php?do=login url parameter.

Vendors: vbulletin
Products: vbulletin
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.4%)

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