CVE-2026-27304: Improper Input Validation (CWE-20) in Adobe ColdFusion
Adobe ColdFusion versions 2023. 18, 2025. 6, and earlier contain an improper input validation vulnerability (CWE-20) that could allow an attacker to execute arbitrary code with the privileges of the current user. This vulnerability can be exploited remotely without requiring any user interaction. The issue is rated critical with a CVSS score of 9. 3, indicating high impact on confidentiality and integrity. No official patch or remediation guidance has been provided yet by Adobe. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-27304 is an improper input validation vulnerability affecting Adobe ColdFusion versions 2023.18, 2025.6, and earlier. The flaw allows remote attackers to execute arbitrary code in the context of the current user without requiring user interaction. The vulnerability has a CVSS v3.1 base score of 9.3, reflecting its critical severity with network attack vector, low attack complexity, no privileges required, and no user interaction needed. The vulnerability impacts confidentiality and integrity but not availability. No patch or official remediation level has been disclosed by Adobe as of the publication date.
Potential Impact
Successful exploitation could lead to arbitrary code execution with the privileges of the ColdFusion process user, potentially compromising system confidentiality and integrity. Since no user interaction is required and the attack vector is remote, this vulnerability poses a significant risk to affected systems. There are no known exploits in the wild currently.
Mitigation Recommendations
Patch status is not yet confirmed — check the Adobe vendor advisory for current remediation guidance. Until an official fix is released, organizations should consider applying workarounds or mitigations recommended by Adobe once available. Monitor Adobe's security advisories closely for updates.
CVE-2026-27304: Improper Input Validation (CWE-20) in Adobe ColdFusion
Description
Adobe ColdFusion versions 2023. 18, 2025. 6, and earlier contain an improper input validation vulnerability (CWE-20) that could allow an attacker to execute arbitrary code with the privileges of the current user. This vulnerability can be exploited remotely without requiring any user interaction. The issue is rated critical with a CVSS score of 9. 3, indicating high impact on confidentiality and integrity. No official patch or remediation guidance has been provided yet by Adobe. There are no known exploits in the wild at this time.
CVSS v3.1
Score 9.3critical
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-27304 is an improper input validation vulnerability affecting Adobe ColdFusion versions 2023.18, 2025.6, and earlier. The flaw allows remote attackers to execute arbitrary code in the context of the current user without requiring user interaction. The vulnerability has a CVSS v3.1 base score of 9.3, reflecting its critical severity with network attack vector, low attack complexity, no privileges required, and no user interaction needed. The vulnerability impacts confidentiality and integrity but not availability. No patch or official remediation level has been disclosed by Adobe as of the publication date.
Potential Impact
Successful exploitation could lead to arbitrary code execution with the privileges of the ColdFusion process user, potentially compromising system confidentiality and integrity. Since no user interaction is required and the attack vector is remote, this vulnerability poses a significant risk to affected systems. There are no known exploits in the wild currently.
Mitigation Recommendations
Patch status is not yet confirmed — check the Adobe vendor advisory for current remediation guidance. Until an official fix is released, organizations should consider applying workarounds or mitigations recommended by Adobe once available. Monitor Adobe's security advisories closely for updates.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- adobe
- Date Reserved
- 2026-02-18T22:02:41.400Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69deb96d82d89c981f0b19fa
Added to database: 4/14/2026, 10:02:21 PM
Last enriched: 4/22/2026, 7:01:09 AM
Last updated: 5/31/2026, 2:25:37 AM
Views: 133
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.