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Fencer Intel
medium 4.3

CVE-2011-5181 json

Cross-site scripting (XSS) vulnerability in clickdesk.php in ClickDesk Live Support - Live Chat plugin 2.0 for WordPress allows remote atta…

published 2012-09-20 14 y ago modified 2026-06-16 4 mo ago also EUVD-2011-5081

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.4%
EPSS 10.4% chance of exploitation in 30 days, percentile 95%
public exploits
1
Exploit-DB, plus a Nuclei check

Summary

Cross-site scripting (XSS) vulnerability in clickdesk.php in ClickDesk Live Support - Live Chat plugin 2.0 for WordPress allows remote attackers to inject arbitrary web script or HTML via the cdwidgetid parameter. NOTE: some of these details are obtained from third party information.

Timeline

  1. First public exploit (EDB-36338)
  2. Published

Exploit prediction

10.43% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-36338 WordPress Plugin ClickDesk Live Support 2.0 - 'cdwidget' Cross-Site Scripting webapps, 2011-11-23
  • Nuclei template ClickDesk Live Support Live Chat 2.0 - Cross-Site Scripting nuclei detection template
  • securityfocus.com http://www.securityfocus.com/bid/50778 referenced PoC, tagged "exploit" by a source, unverified
  • osvdb.org http://osvdb.org/77338 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.