CVE-2023-54329

CRITICAL
2026-01-13 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Jan 30, 2026 - 15:47 vuln.today
Public exploit code
CVE Published
Jan 13, 2026 - 23:15 nvd
CRITICAL 9.8

Tags

Stack Overflow Inbit Messenger

Description

Inbit Messenger 4.6.0 - 4.9.0 contains a remote command execution vulnerability that allows unauthenticated attackers to execute arbitrary commands by exploiting a stack overflow in the messenger's protocol. Attackers can send specially crafted XML packets to port 10883 with a malicious payload to trigger the vulnerability and execute commands with system privileges.

Analysis

Inbit Messenger 4.6.0-4.9.0 has unauthenticated RCE through a stack overflow in the XML protocol on port 10883. PoC available.

Technical Context

Specially crafted XML packets on port 10883 trigger a stack overflow (CWE-121) that enables arbitrary command execution with system privileges.

Affected Products

Inbit Messenger 4.6.0-4.9.0

Remediation

Update Inbit Messenger. Restrict port 10883 access.

Priority Score

70
Low Medium High Critical
KEV: 0
EPSS: +0.5
CVSS: +49
POC: +20

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CVE-2023-54329 vulnerability details – vuln.today
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