CVE-2023-39777

MEDIUM EPSS 30.5%

Published Sep 16, 20232y ago · Modified Jun 17, 20262w ago

5.4 CVSS 3.1

Medium

Published Sep 16, 2023 2y ago

Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score

5.4

Exploitability

2.3

Impact

2.7

Vector string

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Attack Vector Network

Attack Complexity Low

Privileges Required Low

User Interaction Required

Scope Changed

Confidentiality Low

Integrity Low

Availability None

Threat Intelligence

EPSS Exploit Probability

30.5% percentile

Exploit & Patch Status

Public Exploit Known

No Patch Available

Weaknesses 1

CWE-79 Cross-site Scripting Injection

Affected Products 1

Vendor	Product	Version	Range
vbulletin	vbulletin	*	≤6.0.0

References 1

gist.github.com https://gist.github.com/GiongfNef/8fe658dce4c7fcf3a7b4e6387e50141c

ExploitThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.