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CVE-2012-6640

18
FAUCET Score

CVE-2012-6640 describes a Cross-Site Scripting (XSS) vulnerability in Horde Internet Mail Program (IMP) versions prior to 5.0.22, and Horde Groupware Webmail Edition before 4.0.9. This flaw allows remote attackers to inject malicious web scripts or HTML by sending a specially crafted SVG image attachment. The vulnerability has a CVSS score of 4.3, indicating a medium severity, and requires medium attack complexity with no authentication needed, potentially leading to information disclosure. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.0.8CPE matchmatch criteria
cpe:2.3:a:horde:groupware:*:*:webamail:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:horde:groupware:4.0:*:webamail:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:horde:groupware:4.0:rc1:webamail:*:*:*:*:*
4.0CPE matchmatch criteria
cpe:2.3:a:horde:groupware:4.0:rc2:webamail:*:*:*:*:*
4.0.1CPE matchmatch criteria
cpe:2.3:a:horde:groupware:4.0.1:*:webamail:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:P/A:N

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.85%
Probability of exploitation in next 30 days
EPSS Percentile
76.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0185 is in the 58th percentile among its peer group of 19,955 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

github_advisoryvendor investigatingvia nvd_reference
View patch

References

lists.horde.org / archives/announce/2012/000775.html
lists.horde.org / archives/announce/2012/000840.html
github.com / horde/horde/commit/08c699f744b6d2be1a5f3a2ba7203f4631b4c5dc
Vendor Advisory