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CVE-2018-6882: Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability
Synacor Zimbra Collaboration Suite (ZCS) · in CISA KEV since 2022-04-19
2022-04-19added to KEV
2022-05-10federal remediation due date
25.27%EPSS exploit probability (30 days) 97.8th percentile
6.1 MEDIUMCVSS 3.1
Knownknown ransomware use
1,484days from NVD publication to KEV
What it is
Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability that might allow remote attackers to inject arbitrary web script or HTML.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-79 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD published | 2018-03-27 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2018-6882.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.