Priority CRITICAL 100KEV
A condition in the ScreenConnect client may allow files to be transferred and executed through an active remote session without authorization or Host confirmation in certain circumstances.
CVSS 3.1CRITICAL 9.9· Network · Low privileges · No interaction · EPSS 0.00924 · Published 2026-09-08 · Fixed in 26.6.5 CWE-269
Priority CRITICAL 100KEV
ConnectWise ScreenConnect 23.9.7 and prior are affected by an Authentication Bypass Using an Alternate Path or Channel vulnerability, which may allow an attacker direct access to confidential information or critical syst…
CVSS 3.1CRITICAL 10.0· Network · No auth · No interaction · EPSS 0.9998 · Published 2024-02-21 · No fix listed CWE-288
Priority CRITICAL 100KEV
ConnectWise ManagedITSync integration through 2017 for Kaseya VSA is vulnerable to unauthenticated remote commands that allow full direct access to the Kaseya VSA database.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.8682 · Published 2019-02-05 · No fix listed CWE-89
Priority CRITICAL 96KEV
ConnectWise ScreenConnect 23.9.7 and prior are affected by path-traversal vulnerability, which may allow an attacker the ability to execute remote code or directly impact confidential data or critical systems.
CVSS 3.1HIGH 8.4· Network · High privileges · User interaction · EPSS 0.95436 · Published 2024-02-21 · No fix listed CWE-22
Priority CRITICAL 94KEV
ScreenConnect versions 25.2.3 and earlier versions may be susceptible to a ViewState code injection attack.
CVSS 3.1HIGH 8.1· Network · No auth · No interaction · EPSS 0.03597 · Published 2025-04-25 · Fixed in 25.2.3 CWE-502
Priority HIGH 73
ConnectWise Control before 22.9.10032 (formerly known as ScreenConnect) fails to validate user-supplied parameters such as the Bin/ConnectWiseControl.Client.exe h parameter.
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.01065 · Published 2023-02-13 · No fix listed CWE-74
Priority MEDIUM 50
In ConnectWise Control through 22.9.10032 (formerly known as ScreenConnect), after an executable file is signed, additional instructions can be added without invalidating the signature, such as instructions that result i…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00685 · Published 2023-02-13 · No fix listed CWE-347
Priority MEDIUM 45
ConnectWise Automate through 2020.x has insufficient validation on certain authentication paths, allowing authentication bypass via a series of attempts.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.01343 · Published 2020-07-16 · No fix listed CWE-287
Priority MEDIUM 45
An issue was discovered in ConnectWise Control (formerly known as ScreenConnect) 19.3.25270.7185.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.01364 · Published 2020-01-23 · No fix listed CWE-346
Priority MEDIUM 44
An XXE vulnerability exists in ConnectWise Automate before 2021.0.6.132.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.01061 · Published 2021-06-21 · No fix listed CWE-611
Priority MEDIUM 42
In the ConnectWise Automate Agent, communications could be configured to use HTTP instead of HTTPS.
CVSS 3.1CRITICAL 9.6· Adjacent network · No auth · No interaction · EPSS 0.00203 · Published 2025-10-16 · Fixed in 2025.9 CWE-319
Priority MEDIUM 42
By using an Automate API in ConnectWise Automate before 2020.5.178, a remote authenticated user could execute commands and/or modifications within an individual Automate instance by triggering an SQL injection vulnerabil…
CVSS 3.1HIGH 8.8· Network · Low privileges · No interaction · EPSS 0.01932 · Published 2020-06-15 · No fix listed CWE-89
Priority MEDIUM 42
An issue was discovered in ConnectWise Control (formerly known as ScreenConnect) 19.3.25270.7185.
CVSS 3.1MEDIUM 5.3· Network · No auth · No interaction · EPSS 0.19595 · Published 2020-01-23 · No fix listed CWE-203
Priority MEDIUM 41
A condition in the ScreenConnect server component may allow an actor with access to server-level cryptographic material used for authentication to obtain unauthorized access, including elevated privileges, in certain sce…
CVSS 3.1CRITICAL 9.0· Network · No auth · No interaction · EPSS 0.00377 · Published 2026-03-17 · Fixed in 26.1 CWE-347
Priority MEDIUM 41
In versions of ScreenConnect™ prior to 25.8, server-side validation and integrity checks within the extension subsystem could allow the installation and execution of untrusted or arbitrary extensions by authorized or adm…
CVSS 3.1CRITICAL 9.1· Network · High privileges · No interaction · EPSS 0.00368 · Published 2025-12-11 · Fixed in 2025.8 CWE-494
Priority MEDIUM 41
The Agent Update System in ConnectWise Automate before 2020.8 allows Privilege Escalation because the _LTUPDATE folder has weak permissions.
CVSS 3.1HIGH 8.8· Network · Low privileges · No interaction · EPSS 0.01235 · Published 2020-10-09 · No fix listed CWE-732
Priority MEDIUM 40
The ConnectWise Automate™ Agent does not fully verify the authenticity of components obtained during plugin loading and self-update operations.
CVSS 3.1HIGH 8.8· Adjacent network · No auth · No interaction · EPSS 0.00311 · Published 2026-05-21 · Fixed in 2026.5 CWE-494
Priority MEDIUM 40
An issue was discovered in ConnectWise Control (formerly known as ScreenConnect) 19.3.25270.7185.
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.01015 · Published 2020-01-23 · No fix listed CWE-352
Priority LOW 39
In ConnectWise PSA versions older than 2026.1, Time Entry notes stored in the Time Entry Audit Trail may be rendered without applying output encoding to certain content.
CVSS 3.1HIGH 8.7· Network · Low privileges · User interaction · EPSS 0.0028 · Published 2026-01-16 · Fixed in 2026.1 CWE-79
Priority LOW 39
The ConnectWise Automate Agent does not fully verify the authenticity of files downloaded from the server, such as updates, dependencies, and integrations.
CVSS 3.1HIGH 8.8· Adjacent network · No auth · No interaction · EPSS 0.00225 · Published 2025-10-16 · Fixed in 2025.9 CWE-494
Priority LOW 39
ConnectWise ScreenConnect through 23.8.4 allows man-in-the-middle attackers to achieve remote code execution via crafted messages.
CVSS 3.1HIGH 8.1· Network · No auth · No interaction · EPSS 0.01044 · Published 2024-02-01 · No fix listed CWE-94
Priority LOW 39
An issue was discovered in ConnectWise Control (formerly known as ScreenConnect) 19.3.25270.7185.
CVSS 3.1HIGH 7.2· Network · High privileges · No interaction · EPSS 0.04331 · Published 2020-01-23 · No fix listed CWE-434
Priority LOW 39
services/system_io/actionprocessor/System.rails in ConnectWise Manage 2017.5 is vulnerable to Cross-Site Request Forgery (CSRF), as demonstrated by changing an e-mail address setting.
CVSS 3.0HIGH 8.8· Network · No auth · User interaction · EPSS 0.00477 · Published 2017-07-31 · No fix listed CWE-352
Priority LOW 35
An issue was discovered in ConnectWise Automate before 2021.5.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.01131 · Published 2021-06-17 · No fix listed CWE-89
Priority LOW 35
A SQLi exists in the probe code of all Connectwise Automate versions before 2020.7 or 2019.12.
CVSS 3.1HIGH 7.5· Network · Low privileges · No interaction · EPSS 0.0089 · Published 2020-07-07 · No fix listed CWE-89
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