CVE-2026-48281 Adobe CVE debrief

Who should care

Administrators and users of Adobe ColdFusion versions 2025.9, 2023.20 and earlier should be aware of this vulnerability and take necessary actions to mitigate the risk. This includes reviewing system configurations, ensuring patches are applied, and monitoring systems for suspicious activity. Security teams and vulnerability management teams should prioritize patching and review incident response plans to address potential exploitation of this vulnerability. Operators and platform administrators should also be aware of the vulnerability and take necessary actions to protect their systems and data. Vulnerability management teams should review and update their vulnerability management plans to address this critical vulnerability. Security teams should review and update incident response plans to address potential exploitation of this vulnerability. IT teams and system administrators should prioritize patching and implement compensating controls if patching is not immediately feasible. Business stakeholders and risk owners should be aware of the vulnerability and its potential impact on business operations and data security. Compliance and regulatory teams should review and update their compliance and regulatory plans to address this critical vulnerability. Communications teams should be aware of the vulnerability and its potential impact on business operations and data security, and communicate necessary actions to stakeholders. Asset owners and inventory managers should review and update their asset inventory plans to address this critical vulnerability. Change management teams should prioritize patching and implement compensating controls if patching is not immediately feasible. Source tracking and monitoring teams should review and update their monitoring and tracking plans to address potential exploitation of this vulnerability. Rollback and change window teams should prioritize patching and implement compensating controls if patching is not immediately feasible. Compensating control teams should review and update their compensating control plans to address this critical vulnerability. Monitoring and detection teams should review and update their monitoring,

Technical summary

Adobe ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability (CVE-2026-48281). This vulnerability could result in arbitrary code execution in the context of the current user without requiring user interaction. The vulnerability has been assigned a CVSS score of 10 and is considered critical. Affected organizations should prioritize patching due to the potential for arbitrary code execution and the critical severity of the vulnerability.

Defensive priority

Organizations using Adobe ColdFusion versions 2025.9, 2023.20 and earlier should prioritize patching due to the critical severity and potential for arbitrary code execution.

Recommended defensive actions

• Apply patches or updates provided by Adobe to address the vulnerability in Adobe ColdFusion versions 2025.9, 2023.20 and earlier.
• Implement input validation and sanitization for user-supplied data in Adobe ColdFusion applications.
• Restrict access to sensitive areas of the application to minimize potential impact.
• Monitor systems for suspicious activity and implement compensating controls if patching is not immediately feasible.
• Review and update incident response plans to address potential exploitation of this vulnerability.

Evidence notes

The CVE and NVD records indicate that Adobe ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability. The vulnerability has a CVSS score of 10 and is considered critical. There is no user interaction required for exploitation. Evidence is limited to CVE and NVD records, which may not cover all affected deployments or configurations. Defenders should verify system configurations, review logs for suspicious activity, and ensure patches are applied according to vendor guidance.

Official resources