Vulnerability Report

CVE-2023-34192

RCE CISA KEV Active

Title: Synacor Zimbra Collaboration Suite RCE

RCE

Proof Of Concept

No public PoC currently indexed for CVE-2023-34192.

CWE Category CWE-79
Published Date Jul 06, 2023
Modified Date Oct 27, 2025
Exploit Status Not Found
Score 9.0 CVSS v3.1
Exploit Probability (EPSS)
89.62%

Vulnerability Summary

CVE-2023-34192: Cross Site Scripting vulnerability in Zimbra ZCS v.8.8.15 allows a remote authenticated attacker to execute arbitrary code via a crafted script to the /h/autoSaveDraft function.

Impacted Vendors

Z
zimbra 1
S
synacor 1

Reference Links

https://wiki.zimbra.com/wiki/Security_Center https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories https://wiki.zimbra.com/wiki/Security_Center https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-34192
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.0
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
CVSS v3.1
Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0
Severity CRITICAL
9.0
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-34192 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Affected Stack

No specific products linked.