What’s Vulnerable › Vulnerabilities

CVE-2017-17703

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-04 · updated 2026-06-17
• Weakness: CWE-79

Description

Synacor Zimbra Collaboration Suite (ZCS) before 8.8.3 has Persistent XSS.

Affected products

• Zimbra Collaboration: before 8.8.3 — fixed in 8.8.3

How to fix

Upgrade to a fixed version: Zimbra Collaboration 8.8.3. Check the vendor advisory for mitigations.

References

• https://bugzilla.zimbra.com/show_bug.cgi?id=108265
• https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
• https://bugzilla.zimbra.com/show_bug.cgi?id=108265
• https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories

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