CVE-2018-25248

HIGH 7.2

MyBB Downloads Plugin 2.0.3 Persistent XSS via downloads.php

CVSS Score

7.2

EPSS Score

0.0%

EPSS Percentile

8th

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.

CWE	CWE-79
Vendor	mybb
Product	mybb downloads plugin
Published	Apr 4, 2026
Last Updated	Apr 6, 2026

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CVSS v3 Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

None

Affected Versions

MyBB / MyBB Downloads Plugin

2.0.3

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

0xB9