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CVE-2022-27924: Synacor Zimbra Collaboration Suite (ZCS) Command Injection Vulnerability
Synacor Zimbra Collaboration Suite (ZCS) · in CISA KEV since 2022-08-04
2022-08-04added to KEV
2022-08-25federal remediation due date
85.40%EPSS exploit probability (30 days) 99.7th percentile
7.5 HIGHCVSS 3.1
Knownknown ransomware use
105days from NVD publication to KEV
What it is
Synacor Zimbra Collaboration Suite (ZCS) allows an attacker to inject memcache commands into a targeted instance which causes an overwrite of arbitrary cached entries.
Required action (CISA)
Apply updates per vendor instructions.
| CWE | CWE-93 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD published | 2022-04-21 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2022-27924.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.