XSS in Roundcube Webmail

CVE-2017-6820

rcube_utils.php in Roundcube before 1.1.8 and 1.2.x before 1.2.4 is susceptible to a cross-site scripting vulnerability via a crafted Cascading Style Sheets (CSS) token sequence within an SVG element.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.013 (67.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Release Notes)
  • cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Release Notes)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Release Notes)
  • cve@mitre.org (vdb-entry, x_refsource_BID)
  • cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2017-6820?
CVE-2017-6820 is a medium-severity vulnerability in Roundcube Webmail, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-03-12.
How severe is CVE-2017-6820?
Medium severity. CVSS v3 base score is 6.1 out of 10.