CVE-2007-6321

RoundCube webmail <2007-12-09 - XSS

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-6321. PoCs published by Tomas Kuliavas.

AI-analyzed exploit summary The provided text describes an XSS vulnerability in Roundcube Webmail 0.1rc2 due to insufficient HTML sanitization in email messages. Attackers can exploit this to execute arbitrary script code in a user's browser, potentially stealing credentials.

Description

Cross-site scripting (XSS) vulnerability in RoundCube webmail 0.1rc2, 2007-12-09, and earlier versions, when using Internet Explorer, allows remote attackers to inject arbitrary web script or HTML via style sheets containing expression commands.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Tomas Kuliavas · textwebappsphp
https://www.exploit-db.com/exploits/30877

The provided text describes an XSS vulnerability in Roundcube Webmail 0.1rc2 due to insufficient HTML sanitization in email messages. Attackers can exploit this to execute arbitrary script code in a user's browser, potentially stealing credentials.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Roundcube Webmail 0.1rc2
No auth needed
Prerequisites: User interaction required to view malicious email
MITRE ATT&CK
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/484802/100/0/threaded
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/38981
Exploit x_refsource_confirm
http://trac.roundcube.net/ticket/1484701
Exploit third-party-advisory x_refsource_sreason
http://securityreason.com/securityalert/3435
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/26800
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/30734

Scores

EPSS 0.0519
EPSS Percentile 90.0%

Details

CWE
CWE-79
Status published
Products (1)
roundcube/webmail < 0.1
Published Dec 12, 2007
Tracked Since Feb 18, 2026