Cross-site scripting in Roundcube Webmail - CVE-2024-42008

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Main Vulnerability Database Vulnerabilities #VU95299

Cross-site scripting in Roundcube Webmail - CVE-2024-42008

Published: August 5, 2024 / Updated: April 11, 2025


Vulnerability identifier: #VU95299
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2024-42008
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: Public exploit is available

Vulnerability details

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data within serving of attachments other than HTML or SVG. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


Affected software

Roundcube Webmail
Debian Linux
Fedora
Ubuntu
roundcube (Ubuntu package)
roundcube (Debian package)
roundcubemail

How to mitigate CVE-2024-42008

Install updates from vendor's website.

Roundcube Webmail - addressed in versions 1.5.8, 1.6.8
roundcube (Ubuntu package) - addressed in versions 1.2~beta+dfsg.1-0ubuntu1+esm8, 1.3.6+dfsg.1-1ubuntu0.1~esm8, 1.4.3+dfsg.1-1ubuntu0.1~esm8, 1.5.0+dfsg.1-2ubuntu0.1~esm6, 1.6.6+dfsg-2ubuntu0.1+esm3
roundcube (Debian package) - addressed in versions 1.4.15+dfsg.1-1+deb11u4, 1.6.5+dfsg-1+deb12u3
roundcubemail - addressed in versions 1.5.8-1.el9, 1.6.8-1.fc39, 1.6.8-1.fc40

Links to Public Exploits and PoC-codes

External References

Related Security Bulletins