HOMEVULNERABILITIESCVE-2018-15961
HIGHCISA KEVIN THE WILD

CVE-2018-15961

Published: November 3, 2021

EPSS:94.42%probability of exploitation in 30 daysPercentile:100.0th

Official Description

Adobe ColdFusion contains an unrestricted file upload vulnerability that could allow for code execution.

NVD Source

CISA KEV Advisory

Adobe ColdFusion Unrestricted File Upload Vulnerability

Adobe ColdFusion contains an unrestricted file upload vulnerability that could allow for code execution.

Added to KEV: 2021-11-03Federal patch deadline: 2022-05-03
Required Action (CISA)

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.

Recommended Action

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.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

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

Mentioned vendors (from description):
Adobe
CPE data not yet available in NVD for this CVE.

Exploit & PoC Resources

ACTIVE EXPLOITATIONConfirmed exploitation in the wild
External links open in a new tab. Always verify in a controlled environment before use.

All References (1)

Quick Facts

CVE IDCVE-2018-15961
SeverityHIGH
CISA KEVYES — Active Exploitation
ExploitIN THE WILD
EPSS (30d)94.42%
PublishedNov 3, 2021

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
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.