Full Report
Adobe has released patches for multiple maximum-severity security flaws impacting Adobe ColdFusion and Adobe Campaign Classic. The ColdFusion updates "resolves critical and important vulnerabilities that could lead to arbitrary code execution, privilege escalation, arbitrary file system read, and security feature bypass," Adobe said in an alert released Tuesday. The vulnerabilities are listed
Analysis Summary
# Vulnerability: Critical Adobe ColdFusion and Campaign Classic Security Updates (July 2026)
## CVE Details
- **CVE IDs:**
- **ColdFusion:** CVE-2026-48276, CVE-2026-48283, CVE-2026-48277, CVE-2026-48281, CVE-2026-48316, CVE-2026-48282 (All CVSS 10.0); CVE-2026-48313, CVE-2026-48315 (CVSS 9.3)
- **Campaign Classic:** CVE-2026-48286 (CVSS 10.0)
- **CVSS Score:** 9.3 - 10.0 (Critical)
- **CWE:**
- Unrestricted upload of file with dangerous type (CWE-434)
- Improper input validation (CWE-20)
- Path traversal (CWE-22)
- Incorrect authorization (CWE-863)
## Affected Systems
- **Products:** Adobe ColdFusion, Adobe Campaign Classic (ACC)
- **Versions:**
- ColdFusion 2023 Update 20 and earlier
- ColdFusion 2025 Update 9 and earlier
- Adobe Campaign Classic v7: 7.4.3 build 9396 and earlier (Windows and Linux)
- **Configurations:**
- For Campaign Classic, the vulnerability specifically impacts **on-premise** and hybrid deployments. Adobe-hosted instances are already remediated.
## Vulnerability Description
This batch of patches addresses multiple critical flaws:
1. **Arbitrary Code Execution (ACE):** Triggered via unrestricted file uploads, improper input validation, and incorrect authorization.
2. **Path Traversal:** Found in ColdFusion instances, allowing for ACE or arbitrary file system reads.
3. **Privilege Escalation:** Resulting from improper input validation in ColdFusion.
4. **Security Feature Bypass:** General flaws within the ColdFusion environment.
## Exploitation
- **Status:** Not exploited in the wild (at time of report); No public PoC currently cited.
- **Complexity:** Low (Based on CVSS 10.0 ratings)
- **Attack Vector:** Network (Remote)
## Impact
- **Confidentiality:** High (Total compromise/Arbitrary file read)
- **Integrity:** High (Arbitrary code execution/Privilege escalation)
- **Availability:** High (System takeover/Service disruption)
## Remediation
### Patches
Adobe recommends updating installations to the following versions:
- **ColdFusion 2023:** Update 21
- **ColdFusion 2025:** Update 10
- **Adobe Campaign Classic v7:** 7.4.3 build 9397
### Workarounds
- No specific workarounds were provided. Organizations are urged to apply patches immediately due to the "CVSS 10" rating and the compression of the window between disclosure and exploitation.
## Detection
- **ColdFusion:** Monitor for unusual file creations in web-accessible directories (Indicators of ACE via file upload) and unexpected path traversal patterns in access logs.
- **Campaign Classic:** Audit authorization logs for on-premise instances for unauthorized administrative actions.
- **General:** Use vulnerability scanners to identify out-of-date build numbers (e.g., ColdFusion builds prior to Update 21/10).
## References
- Adobe Security Bulletin (ColdFusion): [https://helpx.adobe.com/security/products/coldfusion/apsb26-68.html]
- Adobe Security Bulletin (Campaign): [https://helpx.adobe.com/security/products/campaign/apsb26-69.html]
- Adobe Security Blog: [https://blog.adobe.com/security/protecting-customers-faster-how-adobe-is-responding-to-ai-accelerated-vulnerability-discovery]
- Original Article: [https://thehackernews.com/2026/07/adobe-patches-7-cvss-100-flaws-in.html]