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VulnerabilityPublished Updated

CVE-2025-11493: ConnectWise Automate · Download of Code Without Integrity Check

Affects ConnectWise AutomateSource CVE Database V5

0

Mentioned vulnerabilities

Not known to be exploited · CVSS 8.8 High : upgrade to 2025.9 soon.

Data as of 26 Oct 2026, 17:16 UTC

CVSS 3.1 base score
8.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 13% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2025.9
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 16 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade ConnectWise Automate to 2025.9.

Affected software

ProductAffectedFixed in
ConnectWise AutomateAffected
  • <2025.9
Fixed in
  • 2025.9

AI-suggested

Organizations should immediately upgrade ConnectWise Automate Agent to version 2025.9 or later, where this vulnerability is addressed. Until patching is complete, enforce strict use of HTTPS for all communications between the agent and its servers to prevent man-in-the-middle attacks. Validate SSL/TLS certificates rigorously to ensure authenticity of servers. Network segmentation should be implemented to limit exposure of management agents to untrusted networks. Employ network monitoring and intrusion detection systems to identify anomalous traffic patterns indicative of interception or tampering. Additionally, consider implementing application-layer integrity checks such as cryptographic signatures or hashes for downloaded files, if supported by the platform. Regularly audit and review update mechanisms and configuration settings to ensure security best practices are followed. Finally, maintain an incident response plan tailored to potential exploitation scenarios involving management agents.

Description

The ConnectWise Automate Agent does not fully verify the authenticity of files downloaded from the server, such as updates, dependencies, and integrations. This creates a risk where an on-path attacker could perform a man-in-the-middle attack and substitute malicious files for legitimate ones by impersonating a legitimate server. This risk is mitigated when HTTPS is enforced and is related to CVE-2025-11492.

References

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