CVE-2026-48284
CRITICALCVE-2026-48284 is a critical-severity (CVSS 9.6) Improper Input Validation vulnerability in adobe coldfusion. O3 Security detects and blocks CVE-2026-48284 exploitation at runtime via eBPF exploit-chain detection and L7 egress monitoring, even on unpatched systems.
ColdFusion is affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. The vulnerable component is restricted…
Description
ColdFusion is affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. The vulnerable component is restricted to an administrative network zone by default. Exploitation of this issue does not require user interaction. Scope is changed.
Affected Products
coldfusionadobeDetection & mitigation playbook
Vendor / applianceDetect
Inventory every adobe coldfusion deployment and check each version against the affected-products list above. Because the exploit targets the running system rather than your application code, also watch for remote code execution at the network and runtime layer — O3 flags the exploit behaviour from runtime telemetry and egress traffic even before a vulnerable build is confirmed.
Remediation status
No patch has shipped for CVE-2026-48284 yet — track the adobe coldfusion advisory for a fixed release and apply the workarounds below in the meantime.
Mitigate without a patch
Cut exposure now: restrict the management/admin interface to trusted networks, segment the device, and apply the vendor's recommended configuration mitigations and any WAF/IPS signature. O3's runtime protection blocks the exploit chain at execution, holding the line on unpatched or end-of-life systems until you can patch.
How O3 protects you
O3 detects and blocks CVE-2026-48284 exploitation at runtime: eBPF exploit-chain detection, plus L7 egress monitoring that catches the post-exploitation callback and severs the attacker's outbound channel.
Tailored to CVE-2026-48284. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.
Frequently Asked Questions
Is CVE-2026-48284 being exploited in your environment?
O3's eBPF runtime sensors and L7 egress monitoring detect and block the CVE-2026-48284 exploit chain at execution — protecting unpatched and end-of-life systems until the vendor patch is applied.