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CVE-2022-41352: Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability
Synacor Zimbra Collaboration Suite (ZCS) · in CISA KEV since 2022-10-20
2022-10-20added to KEV
2022-11-10federal remediation due date
95.48%EPSS exploit probability (30 days) 99.9th percentile
9.8 CRITICALCVSS 3.1
Knownknown ransomware use
24days from NVD publication to KEV
What it is
Synacor Zimbra Collaboration Suite (ZCS) allows an attacker to upload arbitrary files using cpio package to gain incorrect access to any other user accounts.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-22 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2022-09-26 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2022-41352.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.
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.