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Connectwise CVE-2023-23126

MEDIUM
Improper Restriction of Rendered UI Layers or Frames (CWE-1021)
2023-02-01 cve@mitre.org
6.1
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V3 - Web Frontend Security Clickjacking prevention, X-Frame-Options
Impact

CVSS score of 6.1 (MEDIUM). Attack characteristics: network attack vector, low complexity, no privileges required, user interaction required.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAI

Connectwise Automate 2022.11 is vulnerable to Clickjacking. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified under CWE-1021. Connectwise Automate 2022.11 is vulnerable to Clickjacking. The login screen can be iframed and used to manipulate users to perform unintended actions. NOTE: the vendor's position is that a Content-Security-Policy HTTP response header is present to block this attack. Affected products include: Connectwise Automate.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.1 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

DescriptionNVD

Connectwise Automate 2022.11 is vulnerable to Clickjacking. The login screen can be iframed and used to manipulate users to perform unintended actions. NOTE: the vendor's position is that a Content-Security-Policy HTTP response header is present to block this attack.

Threat Intelligence Overview

EPSS Score
0.4%
Top 70% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

30
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +30
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)NVD

cpe:2.3:a:connectwise:automate:2022.11:*:*:*:*:*:*:*
CVE-2024-1708 HIGH POC
8.4 Feb 21

Path traversal in ConnectWise ScreenConnect 23.9.7 and earlier enables attackers with administrative privileges to write

CVE-2026-84869 CRITICAL POC
9.9 Sep 08

Unauthorized file transfer and execution in the ConnectWise ScreenConnect client (all versions prior to 26.6.5) lets a p

CVE-2017-11726 HIGH POC
8.8 Jul 31

services/system_io/actionprocessor/System.rails in ConnectWise Manage 2017.5 is vulnerable to Cross-Site Request Forgery

CVE-2023-25719 HIGH POC
8.8 Feb 13

ConnectWise Control before 22.9.10032 (formerly known as ScreenConnect) fails to validate user-supplied parameters such

CVE-2017-11727 MEDIUM POC
6.1 Jul 31

services/system_io/actionprocessor/Contact.rails in ConnectWise Manage 2017.5 allows arbitrary client-side JavaScript co

CVE-2023-25718 CRITICAL
9.8 Feb 13

In ConnectWise Control through 22.9.10032 (formerly known as ScreenConnect), after an executable file is signed, additio

CVE-2021-35066 CRITICAL
9.8 Jun 21

An XXE vulnerability exists in ConnectWise Automate before 2021.0.6.132. Rated critical severity (CVSS 9.8), this vulner

CVE-2020-15027 CRITICAL
9.8 Jul 16

ConnectWise Automate through 2020.x has insufficient validation on certain authentication paths, allowing authentication

CVE-2025-14265 CRITICAL
9.1 Dec 11

Integrity-check and server-side validation weaknesses in the ConnectWise ScreenConnect server's extension subsystem allo

CVE-2026-3564 CRITICAL
9.0 Mar 17

A cryptographic authentication bypass vulnerability in ConnectWise ScreenConnect allows remote attackers who gain access

CVE-2026-9089 HIGH
8.8 May 21

Code integrity failure in ConnectWise Automate Agent versions prior to 2026.5 allows adjacent network attackers to subst

CVE-2020-15838 HIGH
8.8 Oct 09

The Agent Update System in ConnectWise Automate before 2020.8 allows Privilege Escalation because the _LTUPDATE folder h

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