Critical ScreenConnect Vulnerability Let Attackers Expose Sensitive Configuration Data
## Cybersecurity Update: ScreenConnect Vulnerability and Patch Release
Cybersecurity Update: ScreenConnect Vulnerability and Patch Release
ConnectWise has released a security update for ScreenConnect™ to address a critical vulnerability identified as CVE-2025-14265. This flaw could allow unauthorized exposure of sensitive configuration data and installation of untrusted extensions.
The vulnerability affects only the ScreenConnect server component and is classified under CWE-494 (Download of Code Without Integrity Check). Host and guest clients are not impacted. The vulnerability arises from inadequate code integrity validation during extension installations.
CVE-2025-14265 has been assigned a CVSS 3.1 base score of 9.1, placing it in the "Important" severity category. Exploitation requires authorized or administrative-level access. There is no current evidence of active exploitation in the wild. However, the vulnerability's critical rating and network-based attack vector emphasize the need for immediate remediation.
CVE ID: CVE-2025-14265 CWE ID: CWE-494 Description: Download of Code Without Integrity Check Base Score: 9.1
ConnectWise has released a security update for ScreenConnect™ to address a critical vulnerability identified as CVE-2025-14265.
ScreenConnect version 25.8 includes a patch that enhances server-side validation, enforces integrity checks for extension installations, and improves overall platform security. All versions prior to 25.8 are affected and require an immediate update.
For cloud-hosted installations on screenconnect.com or hostedrmm.com, updates have been automatically applied. On-premises partners must upgrade to ScreenConnect version 25.8 and update guest clients accordingly. Partners using Automate integration should confirm their Automate ScreenConnect Extension is updated to version 4.4.0.16 before upgrading to ScreenConnect 25.8.
ConnectWise assigns this vulnerability a Priority 2 – Moderate rating and recommends updating within 30 days through normal change management processes. Organizations are advised to prioritize patching to prevent unauthorized access to sensitive configuration data and maintain a secure remote access infrastructure.
Based on reporting by Cyber Security News.
