CVE-2026-48319 Adobe CVE debrief

Who should care

Administrators and users of Adobe ColdFusion are advised to take immediate action to mitigate this vulnerability. This vulnerability is particularly concerning for organizations that use ColdFusion, as it could allow attackers to gain unauthorized access and execute malicious code.

Technical summary

The CVE-2026-48319 vulnerability is caused by an improper limitation of a pathname to a restricted directory, also known as a Path Traversal vulnerability. This vulnerability affects Adobe ColdFusion versions 2023 and 2025, including updates 1 through 21 for 2023 and updates 1 through 10 for 2025. An attacker with high privileges could exploit this vulnerability to execute arbitrary code in the context of the current user, potentially leading to a complete compromise of the system.

Defensive priority

High

Recommended defensive actions

• Apply the vendor-provided patch (APSB26-82) to vulnerable Adobe ColdFusion installations.
• Restrict access to ColdFusion installations to only trusted users and networks.
• Monitor ColdFusion logs for suspicious activity.
• Consider implementing additional security controls, such as web application firewalls, to detect and prevent exploitation attempts.
• Ensure that all ColdFusion instances are up-to-date with the latest security patches.

Evidence notes

The CVE-2026-48319 vulnerability was publicly disclosed on July 14, 2026, and has since been modified on July 21, 2026. The NVD entry is currently Modified. Adobe has provided a vendor advisory (APSB26-82) to address this vulnerability.

Official resources