What’s Vulnerable › Vulnerabilities

CVE-2008-4928

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2008-11-04 · updated 2026-06-16
• Weakness: CWE-79

Description

Cross-site scripting (XSS) vulnerability in the redirect function in functions.php in MyBB (aka MyBulletinBoard) 1.4.2 allows remote attackers to inject arbitrary web script or HTML via the url parameter in a removesubscriptions action to moderation.php, related to use of the ajax option to request a JavaScript redirect. NOTE: this can be leveraged to execute PHP code and bypass cross-site request forgery (CSRF) protection.

Affected products

• mybb: 1.4.2

References

• http://archives.neohapsis.com/archives/bugtraq/2008-10/0203.html
• http://archives.neohapsis.com/archives/bugtraq/2008-10/0212.html
• http://archives.neohapsis.com/archives/fulldisclosure/2008-10/0472.html
• http://www.openwall.com/lists/oss-security/2008/11/01/2
• http://www.securityfocus.com/bid/31935
• http://www.vupen.com/english/advisories/2008/2967
• http://archives.neohapsis.com/archives/bugtraq/2008-10/0203.html
• http://archives.neohapsis.com/archives/bugtraq/2008-10/0212.html
• http://archives.neohapsis.com/archives/fulldisclosure/2008-10/0472.html
• http://www.openwall.com/lists/oss-security/2008/11/01/2
• http://www.securityfocus.com/bid/31935
• http://www.vupen.com/english/advisories/2008/2967

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