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Vulnerability Intelligence Report
Synacor Zimbra Collaboration Suite (ZCS) Arbitrary File Upload Vulnerability

CVE-2022-27925

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.

CISA KEV Nuclei Template SSVC: Active Exploitation Automatable
CVSS Base Score
7.2
HIGH
Exploitability:1.3
Impact Score:5.9
EPSS Probability:98.68%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
—
Weaponization
—
SSVC Action
—

Weaknesses (CWE)

CWE-22 ↗CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Affected Products & Versions

Vendor Product Affected Versions
n/a n/a n/a (affected)

References & Technical Advisories

No reference links found.

Threat Intelligence Signals

CISA KEV
ACTIVE IN CATALOG
Nuclei Template
SCANNER AVAILABLE
EPSS Score
98.676%

Identity & Timeline

StatusPUBLISHED
Assigning AuthorityMITRE Corporation · N/A · USA
Reserved2022-03-25T00:00:00
Published2022-04-20T23:23:25
Last Updated2026-10-01T18:35:21

LINK COPIED TO CLIPBOARD