What’s Vulnerable › Vulnerabilities

CVE-2015-2149

• Severity: low (CVSS 3.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2015-03-18 · updated 2026-06-17
• Weakness: CWE-79

Description

Multiple cross-site scripting (XSS) vulnerabilities in the administrative backend in MyBB (aka MyBulletinBoard) before 1.8.4 allow remote authenticated users to inject arbitrary web script or HTML via the (1) MIME-type field in an add action in the config-attachment_types module to admin/index.php; (2) title or (3) short description field in an add action in the (a) config-mycode or (b) user-groups module to admin/index.php; (4) title field in an add action in the (c) forum-management or (d) tool-tasks module to admin/index.php; (5) name field in an add_set action in the style-templates module to admin/index.php; (6) title field in an add_template_group action in the style-templates module to admin/index.php; (7) name field in an add action in the config-post_icons module to admin/index.php; (8) "title to assign" field in an add action in the user-titles module to admin/index.php; or (9) username field in the config-banning module to admin/index.php.

Affected products

• mybb: through 1.8.3

References

• http://blog.mybb.com/2015/02/15/mybb-1-8-4-released-feature-update-security-maintenance-release/
• http://seclists.org/fulldisclosure/2015/Feb/80
• http://seclists.org/oss-sec/2015/q1/629
• http://seclists.org/oss-sec/2015/q1/705
• http://sroesemann.blogspot.de/2015/02/sroeadv-2015-15.html
• http://www.securityfocus.com/bid/72738
• http://www.securitytracker.com/id/1031953
• http://blog.mybb.com/2015/02/15/mybb-1-8-4-released-feature-update-security-maintenance-release/
• http://seclists.org/fulldisclosure/2015/Feb/80
• http://seclists.org/oss-sec/2015/q1/629
• http://seclists.org/oss-sec/2015/q1/705
• http://sroesemann.blogspot.de/2015/02/sroeadv-2015-15.html

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