CVE-2022-27925
high CISA KEVSynacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability
Vendor / product: Synacor — Zimbra Collaboration Suite (ZCS)
Zimbra Collaboration (aka ZCS) 8.8.15 and 9.0 has mboximport functionality that receives a ZIP archive and extracts files from it. An authenticated user with administrator rights has the ability to upload arbitrary files to the system, leading to directory traversal.
CVSS
7.2
7.2 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2022-04-21 00:15
Modified: 2026-10-01 19:17
NVD status: Analyzed
Last synced 1 day ago
Verified against the source API 2026-10-27 07:07 UTC
Exploitation
Listed in CISA KEV
Added 2022-08-11 · due 2022-09-01
Known ransomware use: Known
Required action (CISA)
Apply updates per vendor instructions.
Affected products
synacor / zimbra_collaboration_suite 8.8.15, 9.0.0
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Vendor advisory: https://wiki.zimbra.com/wiki/Security_Center
Vendor advisory: https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24
Vendor advisory: https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
Vendor advisory: https://wiki.zimbra.com/wiki/Security_Center
Vendor advisory: https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24
Vendor advisory: https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
References
- http://packetstormsecurity.com/files/168146/Zimbra-Zip-Path-Traversal.html cve@mitre.org
- https://wiki.zimbra.com/wiki/Security_Center cve@mitre.org
- https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24 cve@mitre.org
- https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories cve@mitre.org
- http://packetstormsecurity.com/files/168146/Zimbra-Zip-Path-Traversal.html af854a3a-2127-422b-91ae-364da2661108
- https://wiki.zimbra.com/wiki/Security_Center af854a3a-2127-422b-91ae-364da2661108
- https://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24 af854a3a-2127-422b-91ae-364da2661108
- https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories af854a3a-2127-422b-91ae-364da2661108
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27925 134c704f-9b21-4f2e-91b3-4a467353bcc0
Data sources
CISA KEV — fetched 2026-10-27 06:50 UTC · record ↗
NVD CVE API 2.0 — fetched 2026-10-27 07:07 UTC · record ↗