Cross-site scripting (XSS) vulnerability in Roundcube Webmail 0.8.1 and earlier allows remote attackers to inject arbitrary web script or HTML via the signature in an email.
CVE-2012-4668
NONECVSS 0.0Weaponized
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 4%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 88.5%
- KEV
- Not listed
Published
August 25, 2012
Last Modified
April 29, 2026
References (10)
- cve@mitrehttp://sourceforge.net/news/?group_id=139281&id=309011
- cve@mitrehttp://trac.roundcube.net/ticket/1488613
- cve@mitrehttp://www.openwall.com/lists/oss-security/2012/08/20/2
- cve@mitrehttp://www.openwall.com/lists/oss-security/2012/08/20/9
- cve@mitrehttps://github.com/roundcube/roundcubemail/commit/c086978f6a91eacb339fd2976202fca9dad2ef32
- af854a3a-2127-422b-91ae-364da2661108http://sourceforge.net/news/?group_id=139281&id=309011
- af854a3a-2127-422b-91ae-364da2661108http://trac.roundcube.net/ticket/1488613
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/08/20/2
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/08/20/9
- af854a3a-2127-422b-91ae-364da2661108https://github.com/roundcube/roundcubemail/commit/c086978f6a91eacb339fd2976202fca9dad2ef32
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-20549✓ verifiedFirst seen Aug 16, 2012
Roundcube Webmail 0.8.0 - Persistent Cross-Site Scripting
Open source ↗
Frequently asked(4)
What is CVE-2012-4668?
CVE-2012-4668 is a none vulnerability published on August 25, 2012. Cross-site scripting (XSS) vulnerability in Roundcube Webmail 0.8.1 and earlier allows remote attackers to inject arbitrary web script or HTML via the signature in an email.
When was CVE-2012-4668 disclosed?
CVE-2012-4668 was first published in the National Vulnerability Database on August 25, 2012, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2012-4668 actively exploited?
CVE-2012-4668 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 88.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2012-4668?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-4668, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2012-4668
Is Your Infrastructure Affected by CVE-2012-4668?
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