CVE-2018-15961
Published: November 3, 2021
Official Description
Adobe ColdFusion contains an unrestricted file upload vulnerability that could allow for code execution.
CISA KEV Advisory
Adobe ColdFusion Unrestricted File Upload Vulnerability
Adobe ColdFusion contains an unrestricted file upload vulnerability that could allow for code execution.
Apply updates per vendor instructions.
Risk Analysis
Adobe ColdFusion contains a critical vulnerability that allows an attacker to upload arbitrary files, which can lead to remote code execution. With an EPSS score of 0.94422, the likelihood of this vulnerability being exploited is very high, demanding immediate attention.
This vulnerability is actively being exploited in the wild and is part of CISA's KEV catalog, indicating confirmed real-world attacks.
Update Adobe ColdFusion to the latest secure version. Implement strict file upload validation and restrict execution permissions in directories where user-uploaded files are stored.
Technical Analysis
CVE-2018-15961 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2018-15961 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2018-15961 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1