What is CVE-2015-2230?

CVE-2015-2230 is a medium-severity vulnerability in Synacor Zimbra Collaboration Server, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-05-30.

How severe is CVE-2015-2230?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Synacor Zimbra Collaboration Server

CVE-2015-2230

Synacor Zimbra Collaboration Server 8.x before 8.7.0 has Reflected XSS in admin console.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-05-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Synacor Zimbra Collaboration Server

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

wiki.zimbra.com/wiki/Security_Center (Patch, Vendor Advisory)
bugzilla.zimbra.com/show_bug.cgi (Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2015-2230?: CVE-2015-2230 is a medium-severity vulnerability in Synacor Zimbra Collaboration Server, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-05-30.
How severe is CVE-2015-2230?: Medium severity. CVSS v3 base score is 6.1 out of 10.