What is CVE-2013-3522?

CVE-2013-3522 is a vulnerability in Vbulletin, classified under SQL Injection. Published 2013-05-10.

Is CVE-2013-3522 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SQL Injection in Vbulletin

CVE-2013-3522

SQL injection vulnerability in index.php/ajax/api/reputation/vote in vBulletin 5.0.0 Beta 11, 5.0.0 Beta 28, and earlier allows remote authenticated users to execute arbitrary SQL commands via the nodeid parameter.

Vulnerability class: SQL Injection

Published 2013-05-10 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 6.5 (Medium). Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.271 (98.0th percentile), scored 2026-10-02.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.271 · newest: 0.271 · change: 0.000

Affected products

Vbulletin — versions 5.0.0

Weakness classification (CWE)

CWE-89 — SQL Injection

Public proof-of-concept exploits

References

www.exploit-db.com/exploits/24882 (Exploit, exploit)
www.osvdb.org/92031 (vdb-entry)

Frequently asked questions

What is CVE-2013-3522?: CVE-2013-3522 is a vulnerability in Vbulletin, classified under SQL Injection. Published 2013-05-10.
Is CVE-2013-3522 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.