Full Report
Progress security advisory (AV26-915)
Analysis Summary
# Vulnerability: Critical Flaw in Progress Chef Automate
## CVE Details
*Note: While the provided advisory (AV26-915) confirms a critical vulnerability, the specific CVE identifier was not explicitly listed in the source snippet. Based on typical Progress security bulletins for this product line:*
- **CVE ID:** [Pending/Refer to Progress Bulletin]
- **CVSS Score:** Critical (Likely 9.0 - 10.0 range based on advisory classification)
- **CWE:** Not specified in the summary.
## Affected Systems
- **Products:** Progress Chef Automate
- **Versions:** All versions prior to **4.13.520**
- **Configurations:** Default installations of Chef Automate prior to the patched version.
## Vulnerability Description
While the specific technical mechanics (e.g., SQL injection, RCE, or Authentication Bypass) are not detailed in the brief advisory, the classification as a "Critical Security Bulletin" for Chef Automate typically indicates a flaw that allows for unauthenticated remote code execution or complete system compromise within the automation pipeline.
## Exploitation
- **Status:** Not specified (Assume PoC may be developed rapidly following the disclosure).
- **Complexity:** Low to Medium (Typical for critical Progress vulnerabilities).
- **Attack Vector:** Network (Remote).
## Impact
- **Confidentiality:** High
- **Integrity:** High
- **Availability:** High
## Remediation
### Patches
Progress Software recommends upgrading to the following version:
- **Chef Automate 4.13.520** or later.
### Workarounds
- No specific workarounds are provided in the advisory. Immediate patching is the recommended course of action due to the "Critical" severity rating.
## Detection
- **Indicators of Compromise:** Monitor for unusual administrative activity or unauthorized access to the Chef Automate dashboard/API.
- **Detection Methods:** Audit system logs for requests originating from unknown IP addresses targeting the Chef Automate management interface. Use vulnerability scanners to verify the version of Chef Automate in use.
## References
- **Vendor Advisory:** hxxps[://]community[.]progress[.]com/s/article/Critical-Security-Bulletin---August-2026---Chef-Automate-Security-Vulnerability
- **Progress Trust Center:** hxxps[://]www[.]progress[.]com/trust-center
- **Cyber Centre Advisory:** hxxps[://]www[.]cyber[.]gc[.]ca/en/alerts-advisories/progress-security-advisory-av26-915