External risk intelligence

Adobe ColdFusion Improper Access Control Vulnerability Allows Code Execution.

CVE advisorySeverity: CRITICAL (CVSS 9.1)

CVE-2025-61811

Adobe ColdFusion is an application server platform commonly deployed as an internet-facing web application engine. It is designed to serve web content and process requests from public networks, making its exposure to the internet a standard and expected part of its typical deployment pattern.

Path Traversal

Adobe Coldfusion

202120232025

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

An Improper Access Control vulnerability in Adobe ColdFusion could allow a highly privileged attacker to execute arbitrary code without user interaction. This could bypass security measures and lead to unauthorized code execution in the context of the current user, impacting the integrity and availability of systems.

  • Flaw lets attackers run code remotely.
  • Critical if ColdFusion is internet-facing.
  • Assess relevance and exposure of systems.

Attack Path

How an attacker could exploit the issue

An attacker with high privileges could exploit this Improper Access Control vulnerability by bypassing security measures. This allows them to execute arbitrary code within the context of the current user, leading to a significant compromise.

  • Entry condition: High privilege access is required.
  • Trigger point: Bypassing security controls.
  • Resulting risk: Arbitrary code execution.

Live Threat

Current exploitation, exposure, and threat context

This vulnerability could allow a high-privileged attacker to execute arbitrary code on the system without user interaction, potentially bypassing security measures. The scope of the impact changes when this vulnerability is exploited.

  • Arbitrary code execution.
  • High-privileged attacker bypasses security.
  • Compromised system and sensitive data.

Operational Fix

Recommended remediation, mitigation, and detection steps

The technical leaders responsible for Adobe ColdFusion instances, likely application owners or infrastructure teams, must first identify all deployments. Confirming reachability and business criticality will prioritize remediation efforts. Next, locate the accountable owner for each identified instance to ensure proper planning and execution of the fix.

  • Application owners should lead remediation.
  • Verify all ColdFusion instances are inventoried.
  • Plan remediation during maintenance windows.

Supplementary metadata

Validate whether this threat affects your internet-facing exposure.

Halo Threat Intelligence helps prioritize remediation with Halo Surface Signal and H/A/L/O context. Start exposure validation with a free external attack surface trial.

Frequently asked questions

What is Adobe ColdFusion?

Adobe ColdFusion is an application server platform that developers use to build, deploy, and run dynamic web applications. It acts as an engine that processes server-side scripts and interacts with databases to serve content to users. Because it serves web content, it is frequently deployed in environments where it must remain reachable over the internet to function properly.

What does this Improper Access Control vulnerability mean for ColdFusion?

This vulnerability, classified as CWE-22 (Improper Access Control), indicates a flaw where the software fails to properly restrict access to sensitive functions. In the context of CVE-2025-61811, this means the system's security controls can be bypassed, potentially allowing an attacker to execute arbitrary code. It effectively breaks the barrier that should prevent unauthorized commands from running on your server.

How does an attacker trigger CVE-2025-61811?

To trigger this bug, an attacker must already possess high-level privileges within the ColdFusion environment. This is not a situation where a standard, unauthenticated user can simply connect and run code. The vulnerability involves bypassing existing security measures to execute commands. Notably, exploitation does not require any interaction from legitimate users.

Is my ColdFusion instance at risk?

Halo Surface Signal notes that Adobe ColdFusion is typically deployed as an internet-facing application engine. If your instance is accessible from public networks, it aligns with common deployment patterns that warrant immediate attention. You should prioritize assessing systems that are exposed to the internet, as these represent the most likely paths for an attacker to reach the application and attempt to leverage this flaw.

What are the first steps to handle this vulnerability?

Begin by creating a comprehensive inventory of all ColdFusion instances running in your environment to understand your total footprint. Once identified, confirm the reachability and business criticality of each instance. Coordinate with the specific application owners for those assets to plan necessary maintenance windows for applying updates.

References