CVE-2026-56747
8.8 · HIGHOverview
CVE-2026-56747 is a high-severity vulnerability affecting cribl cribl_stream. It was published on July 27, 2026 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Improper control of generation of code in the JSON Pointer-to-accessor compiler in Cribl Stream before 4.18.2 allows a remote authenticated attacker with edit privileges to execute arbitrary JavaScript on the server via a crafted database connection identifier or pack configuration value.
Remediation
Check the references section for vendor advisories and patches from cribl. Update cribl_stream to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| cribl | cribl_stream | >= 0, < 4.18.2 | Affected |
Frequently Asked Questions
What is CVE-2026-56747?
CVE-2026-56747 is a high-severity vulnerability affecting cribl cribl_stream. It was published on July 27, 2026 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2026-56747?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-56747?
Check the references section for vendor advisories and patches from cribl. Update cribl_stream to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-56747?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-56747 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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