CVE-2016-4068

Cross-site scripting (XSS) vulnerability in Roundcube Webmail before 1.0.9 and 1.1.x before 1.1.5...

6.1 MediumFix available

Cross-site scripting (XSS) vulnerability in Roundcube Webmail before 1.0.9 and 1.1.x before 1.1.5 allows remote attackers to inject arbitrary web script or HTML via a crafted SVG, a different vulnerability than CVE-2015-8864.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: None

Exploit likelihood

2.50%Up 1.1 points since Feb 4, 2022

What each source reports

NVD Score used 6.1

Record: CVE-2016-4068
CVSS 3.0: 6.1 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:N/I:P/A:N
Weakness: CWE-79
Updated: 2026-11-02

CVE List No score

Record: CVE-2016-4068
Updated: 2026-11-02

EUVDEUVD-2016-5069 No score

Record: EUVD-2016-5069
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4rqp-f36w-28hw 6.1

Cross-site scripting (XSS) vulnerability in Roundcube Webmail before 1.0.9 and 1.1.x before 1.1.5...

Record: GHSA-4rqp-f36w-28hw
CVSS 3.0: 6.1 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 6.1

Record: CVE-2016-4068
CVSS 3.0: 6.1 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

OSVDEBIAN-CVE-2016-4068 6.1

Record: DEBIAN-CVE-2016-4068
CVSS 3.0: 6.1 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

OSVUBUNTU-CVE-2016-4068 6.1

Record: UBUNTU-CVE-2016-4068
CVSS 3.0: 6.1 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

OSVUSN-8132-1 No score

roundcube vulnerabilities

It was discovered that Roundcube Webmail did not properly sanitize certain HTML elements within the e-mail body. An attacker could possibly use this issue to cause a cross-site scripting attack. This issue was only addressed in Ubuntu 16.04 LTS. (CVE-2016-4068, CVE-2016-4069)

It was discovered that Roundcube Webmail did not properly handle certain configuration parameters. An attacker could possibly use this issue to execute arbitrary code. This issue was only addressed in Ubuntu 16.04 LTS. (CVE-2016-9920)

It was discovered that Roundcube Webmail did not properly sanitize CSS styles within SVG documents. An attacker could possibly use this issue to cause a cross-site scripting attack. This issue was only addressed in Ubuntu 16.04 LTS. (CVE-2017-6820)

It was discovered that Roundcube Webmail did not properly restrict exec call in certain drivers of the password plugin. An authenticated user could possibly use this issue to perform arbitrary password resets. This issue was only addressed in Ubuntu 16.04 LTS. (CVE-2017-8114)

It was discovered that Roundcube Webmail did not properly set file permissions within the Enigma plugin. An attacker could possibly use this issue to exfiltrate GPG private keys via network connectivity. (CVE-2018-1000071)

It was discovered that Roundcube Webmail did not properly handle GnuPG MDC integrity-protection warnings. An attacker could possibly use this issue to obtain sensitive information from encrypted communications. (CVE-2018-19205)

It was discovered that Roundcube Webmail did not properly sanitize <svg> and <style> tags within HTML attachments. An attacker could possibly use this issue to cause a cross-site scripting attack. (CVE-2018-19206)

It was discovered that Roundcube Webmail did not properly handle partially encrypted multipart messages. An attacker could possibly use this issue to cause leaking of the plaintext of encrypted messages via an email reply. (CVE-2019-10740)

It was discovered that Roundcube Webmail did not properly sanitize a certain parameter within the archive plugin. An attacker could possibly use this issue to perform an IMAP injection attack. This issue was only addressed in Ubuntu 16.04 LTS. (CVE-2018-9846)

Record: USN-8132-1
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`roundcube` Debian:12	before 1.2.1+dfsg.1-1	1.2.1+dfsg.1-1
`roundcube` Debian:13	before 1.2.1+dfsg.1-1	1.2.1+dfsg.1-1
`roundcube` Debian:14	before 1.2.1+dfsg.1-1	1.2.1+dfsg.1-1
`roundcube` Debian:7	before 0.7.2-9+deb7u3, plus listed versions 0.7.2-90.7.2-9+deb7u10.7.2-9+deb7u2	0.7.2-9+deb7u3
`roundcube` Ubuntu:Pro:16.04:LTS	before 1.2~beta+dfsg.1-0ubuntu1+esm7, plus listed versions 1.1.1+dfsg.1-21.1.2+dfsg.1-51.1.3+dfsg.1-11.1.4+dfsg.1-11.2~beta+dfsg.1-0ubuntu1 Show 6 moreShow less 1.2~beta+dfsg.1-0ubuntu1+esm11.2~beta+dfsg.1-0ubuntu1+esm21.2~beta+dfsg.1-0ubuntu1+esm31.2~beta+dfsg.1-0ubuntu1+esm41.2~beta+dfsg.1-0ubuntu1+esm51.2~beta+dfsg.1-0ubuntu1+esm6	1.2~beta+dfsg.1-0ubuntu1+esm7
`roundcube` Ubuntu:Pro:18.04:LTS	before 1.3.6+dfsg.1-1ubuntu0.1~esm7, plus listed versions 1.3.0+dfsg.1-11.3.1+dfsg.1-11.3.3+dfsg.1-11.3.3+dfsg.1-21.3.6+dfsg.1-1 Show 6 moreShow less 1.3.6+dfsg.1-1ubuntu0.1~esm11.3.6+dfsg.1-1ubuntu0.1~esm21.3.6+dfsg.1-1ubuntu0.1~esm31.3.6+dfsg.1-1ubuntu0.1~esm41.3.6+dfsg.1-1ubuntu0.1~esm51.3.6+dfsg.1-1ubuntu0.1~esm6	1.3.6+dfsg.1-1ubuntu0.1~esm7

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2016-4068 is a medium vulnerability (CVSS 6.1) in Roundcube Webmail, published June 30, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.50%, the 84th percentile. Fixed in roundcube 1.2.1+dfsg.1-1.

References

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