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CVE-2022-37042: Synacor Zimbra Collaboration Suite (ZCS) Authentication Bypass Vulnerability
Synacor Zimbra Collaboration Suite (ZCS) · in CISA KEV since 2022-08-11
2022-08-11added to KEV
2022-09-01federal remediation due date
91.89%EPSS exploit probability (30 days) 99.8th percentile
9.8 CRITICALCVSS 3.1
Knownknown ransomware use
-1days from NVD publication to KEV
What it is
Synacor Zimbra Collaboration Suite (ZCS) contains an authentication bypass vulnerability in MailboxImportServlet. This vulnerability was chained with CVE-2022-27925 which allows for unauthenticated remote code execution.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-23 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2022-08-12 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2022-37042.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.