CVE-2009-4168

Exp

Cross-site scripting (XSS) vulnerability in Roy Tanck tagcloud.swf, as used in the WP-Cumulus plugin before 1.23 for WordPress and the Joomulus module 2.0 and earlier for Joomla!, allows remote attackers to inject arbitrary web script or HTML via the tagcloud parameter in a tags action. Cross-site scripting (XSS) vulnerability in tagcloud.swf in the WP-Cumulus Plug-in before 1.23 for WordPress allows remote attackers to inject arbitrary web script or HTML via the tagcloud parameter.

Published: 2009-12-02 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2009-4168 is rated High Exploit Risk (64.6/100): CVSS Medium severity, with high exploitation likelihood (EPSS 5.49%, 92th percentile). Core evidence: 3 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2009-4168

EDB-ID Source Kind Published Link
33371 exploit_db edb 2009-11-09 Exploit-DB ↗
nvd_ref exploit_tag Exploit-DB ↗
nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2009-4168

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 5.20% 5.49% +0.30%
2 2025-12-28 5.58% 5.20% -0.38%
3 2025-12-27 5.58%

Full EPSS history (22 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-4168

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.3 2.0 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
8.6 2.9 [email protected]

Weakness enumeration for CVE-2009-4168

Affected software / configurations for CVE-2009-4168

Vendor Product Version Raw CPE
roytanck wp-cumulus <= 1.22 cpe:2.3:a:roytanck:wp-cumulus:*:*:*:*:*:*:*:*
roytanck wp-cumulus 1.00 cpe:2.3:a:roytanck:wp-cumulus:1.00:*:*:*:*:*:*:*
roytanck wp-cumulus 1.01 cpe:2.3:a:roytanck:wp-cumulus:1.01:*:*:*:*:*:*:*
roytanck wp-cumulus 1.02 cpe:2.3:a:roytanck:wp-cumulus:1.02:*:*:*:*:*:*:*
roytanck wp-cumulus 1.2.1 cpe:2.3:a:roytanck:wp-cumulus:1.2.1:*:*:*:*:*:*:*
roytanck wp-cumulus 1.03 cpe:2.3:a:roytanck:wp-cumulus:1.03:*:*:*:*:*:*:*
roytanck wp-cumulus 1.04 cpe:2.3:a:roytanck:wp-cumulus:1.04:*:*:*:*:*:*:*
roytanck wp-cumulus 1.05 cpe:2.3:a:roytanck:wp-cumulus:1.05:*:*:*:*:*:*:*
roytanck wp-cumulus 1.10 cpe:2.3:a:roytanck:wp-cumulus:1.10:*:*:*:*:*:*:*
roytanck wp-cumulus 1.11 cpe:2.3:a:roytanck:wp-cumulus:1.11:*:*:*:*:*:*:*
roytanck wp-cumulus 1.12 cpe:2.3:a:roytanck:wp-cumulus:1.12:*:*:*:*:*:*:*
roytanck wp-cumulus 1.13 cpe:2.3:a:roytanck:wp-cumulus:1.13:*:*:*:*:*:*:*
roytanck wp-cumulus 1.14 cpe:2.3:a:roytanck:wp-cumulus:1.14:*:*:*:*:*:*:*
roytanck wp-cumulus 1.15 cpe:2.3:a:roytanck:wp-cumulus:1.15:*:*:*:*:*:*:*
roytanck wp-cumulus 1.16 cpe:2.3:a:roytanck:wp-cumulus:1.16:*:*:*:*:*:*:*
roytanck wp-cumulus 1.17 cpe:2.3:a:roytanck:wp-cumulus:1.17:*:*:*:*:*:*:*
roytanck wp-cumulus 1.18 cpe:2.3:a:roytanck:wp-cumulus:1.18:*:*:*:*:*:*:*
roytanck wp-cumulus 1.19 cpe:2.3:a:roytanck:wp-cumulus:1.19:*:*:*:*:*:*:*
roytanck wp-cumulus 1.20 cpe:2.3:a:roytanck:wp-cumulus:1.20:*:*:*:*:*:*:*

References for CVE-2009-4168

URL Tags
http://packetstormsecurity.org/1001-exploits/joomlajvclouds-xss.txt
http://secunia.com/advisories/37483 Vendor Advisory
http://secunia.com/advisories/38161
http://websecurity.com.ua/3665/ Exploit
http://websecurity.com.ua/3789/
http://websecurity.com.ua/3801/
http://websecurity.com.ua/3839/
http://www.roytanck.com/2009/11/15/wp-cumulus-updated-to-address-yet-another-security-issue/ Vendor Advisory
http://www.securityfocus.com/archive/1/508071/100/0/threaded
http://www.securityfocus.com/archive/1/508606/100/0/threaded
http://www.securityfocus.com/archive/1/508833/100/0/threaded
http://www.securityfocus.com/bid/37100 Exploit
http://www.securityfocus.com/bid/37479
http://www.vupen.com/english/advisories/2009/3322 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/54397
https://exchange.xforce.ibmcloud.com/vulnerabilities/55156
cvelogic Threat Intelligence