CVSS 3.1 Score 5.4 of 10 (medium)


Published Sep 16, 2023
Updated: Sep 20, 2023


CVE-2023-39777 is a cross-site scripting (XSS) vulnerability found in the Admin Control Panel of vBulletin 5.7.5 and 6.0.0. This vulnerability allows attackers to execute arbitrary web scripts or HTML by exploiting the /login.php?do=login URL parameter. A total of 79 hits have been recorded for this vulnerability. The affected products include Qtr64r, Qtr64q, Qtr64p, and several others. The risk score for this vulnerability is 26, indicating a medium level of risk. To remediate this vulnerability, it is recommended to update vBulletin to a version that fixes the issue when available. This vulnerability poses a potential danger to organizations using these vulnerable versions of vBulletin as it allows attackers to inject malicious code and potentially compromise user data or gain unauthorized access to the system.

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