Finding #31 — CVE-2019-16759

Inventory item	php-test 8.3.31 (software, php)
Title	vBulletin vBulletin: vBulletin PHP Module Remote Code Execution Vulnerability
Match	keyword / confidence low
Status	new
First seen	2026-06-11T07:35:11Z
Last updated	2026-06-11T07:35:11Z
CVE	CVE-2019-16759 KEV since 2021-11-03
CVSS	9.8 (CRITICAL) `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`
Description	vBulletin 5.x through 5.5.4 allows remote command execution via the widgetConfig[code] parameter in an ajax/render/widget_php routestring request.
Source advisory	vBulletin vBulletin: vBulletin PHP Module Remote Code Execution Vulnerability The PHP module within vBulletin contains an unspecified vulnerability that allows for remote code execution via crafted subWidgets data in an ajax/render/widget_tabbedcontainer_tab_panel request. This CVE ID resolves an incomplete patch for CVE-2019-16759.
References	http://packetstormsecurity.com/files/154623/vBulletin-5.x-0-Day-Pre-Auth-Remote-Command-Execution.html http://packetstormsecurity.com/files/154648/vBulletin-5.x-Pre-Auth-Remote-Code-Execution.html http://packetstormsecurity.com/files/155633/vBulletin-5.5.4-Remote-Command-Execution.html http://packetstormsecurity.com/files/158829/vBulletin-5.x-Remote-Code-Execution.html http://packetstormsecurity.com/files/158830/vBulletin-5.x-Remote-Code-Execution.html http://packetstormsecurity.com/files/158866/vBulletin-5.x-Remote-Code-Execution.html http://seclists.org/fulldisclosure/2020/Aug/5 https://arstechnica.com/information-technology/2019/09/public-exploit-code-spawns-mass-attacks-against-high-severity-vbulletin-bug/ https://seclists.org/fulldisclosure/2019/Sep/31 https://www.theregister.co.uk/2019/09/24/vbulletin_vbug_zeroday/ http://packetstormsecurity.com/files/154623/vBulletin-5.x-0-Day-Pre-Auth-Remote-Command-Execution.html http://packetstormsecurity.com/files/154648/vBulletin-5.x-Pre-Auth-Remote-Code-Execution.html http://packetstormsecurity.com/files/155633/vBulletin-5.5.4-Remote-Command-Execution.html http://packetstormsecurity.com/files/158829/vBulletin-5.x-Remote-Code-Execution.html http://packetstormsecurity.com/files/158830/vBulletin-5.x-Remote-Code-Execution.html

Finding #31 — CVE-2019-16759

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