What is CVE-2009-4169?

CVE-2009-4169 is a vulnerability in Roytanck Wp-Cumulus, classified under Cross-site Scripting. Published 2009-12-02.

Is CVE-2009-4169 known to be exploited?

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

XSS in Roytanck Wp-Cumulus

CVE-2009-4169

Cross-site scripting (XSS) vulnerability in wp-cumulus.php in the WP-Cumulus Plug-in before 1.22 for WordPress allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2009-12-02 · 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: 0.018 (77.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Roytanck Wp-Cumulus — versions 1.00, 1.1, 1.01
WordPress

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

20142995/nuclei-templates

References

www.roytanck.com/2009/09/27/wp-cumulus-1-22-fixes-a-security-hole-please-upgrad… (Vendor Advisory)
www.vupen.com/english/advisories/2009/3322 (vdb-entry, Vendor Advisory)
www.securityfocus.com/bid/37102 (vdb-entry)

Frequently asked questions

What is CVE-2009-4169?: CVE-2009-4169 is a vulnerability in Roytanck Wp-Cumulus, classified under Cross-site Scripting. Published 2009-12-02.
Is CVE-2009-4169 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.