XSS in Linkbase

CVE-2009-1607

Cross-site scripting (XSS) vulnerability in the administrator panel in phpForm.net LinkBase 2.0 allows remote attackers to inject arbitrary web script or HTML via the username in a registration, which is not properly handled when the administrator accesses the Users menu.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2009-05-11 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.015 (72.9th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Linkbase — versions 2.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

exchange.xforce.ibmcloud.com/vulnerabilities/50338 (vdb-entry)
www.securityfocus.com/bid/34844 (Exploit, vdb-entry)
www.exploit-db.com/exploits/8618 (exploit)