Is CVE-2012-0209 in the CISA KEV catalog?

No. CVE-2012-0209 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2012-0209?

CVE-2012-0209 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2012-0209?

CVE-2012-0209 has an EPSS score of 71.90% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2012-0209

HIGHEPSS 99th pctl

7.5

CVSS v2

NVD

Description

Horde 3.3.12, Horde Groupware 1.2.10, and Horde Groupware Webmail Edition 1.2.10, as distributed by FTP between November 2011 and February 2012, contains an externally introduced modification (Trojan Horse) in templates/javascript/open_calendar.js, which allows remote attackers to execute arbitrary PHP code.

CWE-94Code Injection

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

71.90%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.