CVE-2012-6640
CWE-79Published: April 5, 2014· Updated: Jun 16, 2026
Official Description
Cross-site scripting (XSS) vulnerability in Horde Internet Mail Program (IMP) before 5.0.22, as used in Horde Groupware Webmail Edition before 4.0.9, allows remote attackers to inject arbitrary web script or HTML via a crafted SVG image attachment, a different vulnerability than CVE-2012-5565.
Technical Analysis
CVE-2012-6640 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (6)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2012-6640 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts