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Fencer Vulns
high 7.5

CVE-2009-4099 json

SQL injection vulnerability in the Google Calendar GCalendar (com_gcalendar) component 1.1.2, 2.1.4, and possibly earlier versions for Joom…

published 2009-11-28 16 y ago modified 2026-06-16 4 mo ago also EUVD-2009-4070

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.3%
EPSS 2.3% chance of exploitation in 30 days, percentile 83%
public exploits
1
Exploit-DB

Summary

SQL injection vulnerability in the Google Calendar GCalendar (com_gcalendar) component 1.1.2, 2.1.4, and possibly earlier versions for Joomla! allows remote attackers to execute arbitrary SQL commands via the gcid parameter. NOTE: some of these details are obtained from third party information.

Timeline

  1. First public exploit (EDB-10232)
  2. Published

Exploit prediction

2.31% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-10232 Joomla! Component com_gcalendar 1.1.2 - 'gcid' SQL Injection webapps, 2009-11-25
  • packetstormsecurity.org http://packetstormsecurity.org/0911-exploits/joomlagcalendar-sql.txt referenced PoC, tagged "exploit" by a source, unverified
  • securityfocus.com http://www.securityfocus.com/bid/37141 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

Sources

Fencer Vulns 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.