CVE-2011-2937

Cross-site scripting (XSS) vulnerability in the UI messages functionality in Roundcube Webmail...

4.3 MediumFix available

Cross-site scripting (XSS) vulnerability in the UI messages functionality in Roundcube Webmail before 0.5.4 allows remote attackers to inject arbitrary web script or HTML via the _mbox parameter to the default URI.

Exploit likelihood

2.45%Up 0.5 points since Feb 4, 2022

What each source reports

NVD Score used 4.3

Record: CVE-2011-2937
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-2011-2937
Updated: 2026-11-02

EUVDEUVD-2011-2905 No score

Record: EUVD-2011-2905
Updated: 2026-11-03

GitHub AdvisoriesGHSA-c8f2-q59w-gpfp No score

Cross-site scripting (XSS) vulnerability in the UI messages functionality in Roundcube Webmail...

Record: GHSA-c8f2-q59w-gpfp
Weakness: CWE-79
Updated: 2026-11-02

OSV No score

Record: CVE-2011-2937
Updated: 2026-11-02

OSVDEBIAN-CVE-2011-2937 No score

Record: DEBIAN-CVE-2011-2937
Updated: 2026-11-02

Affected products

roundcube webmail

Affected packages

Affected packages
Package	Affected	Fixed
`roundcube` Debian:12	before 0.5.4+dfsg-1	0.5.4+dfsg-1
`roundcube` Debian:13	before 0.5.4+dfsg-1	0.5.4+dfsg-1
`roundcube` Debian:14	before 0.5.4+dfsg-1	0.5.4+dfsg-1

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-2011-2937 is a medium vulnerability (CVSS 4.3) in Roundcube Webmail, published September 21, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.45%, the 84th percentile. Fixed in roundcube 0.5.4+dfsg-1.

References

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