What’s Vulnerable › Vulnerabilities

CVE-2018-25248: MyBB Downloads Plugin 2.0.3 Persistent XSS via downloads.php

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-04-04 · updated 2026-07-20
• Weakness: CWE-79

Description

MyBB Downloads Plugin 2.0.3 contains a persistent cross-site scripting vulnerability that allows regular members to inject malicious scripts through the download title field. Attackers can submit a new download with HTML/JavaScript code in the title parameter, which executes when administrators validate the download in downloads.php.

Affected products

• MyBB Downloads Plugin: 2.0.3

References

• https://community.mybb.com/mods.php?action=view&pid=854
• https://www.exploit-db.com/exploits/44400
• https://www.vulncheck.com/advisories/mybb-downloads-plugin-persistent-xss-via-downloads-php

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