CVE-2026-52680
9.8 · CRITICALOverview
CVE-2026-52680 is a critical-severity vulnerability affecting apache kyuubi. It was published on July 30, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Apache Kyuubi REST batch multipart upload handling uses the client-supplied multipart filename when creating a temporary uploaded resource. A remote attacker who can access the REST batch upload endpoint can provide path traversal sequences in the filename and cause the Kyuubi server process to write controlled content outside the intended upload directory, subject to filesystem permissions.
This issue affects Apache Kyuubi: from 1.7.0 through 1.11.1.
Users are recommended to upgrade to version 1.12.0, which fixes the issue.
Remediation
Check the references section for vendor advisories and patches from apache. Update kyuubi 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 |
|---|---|---|---|
| apache | kyuubi | >= 1.7.0, < 1.12.0 | Affected |
Frequently Asked Questions
What is CVE-2026-52680?
CVE-2026-52680 is a critical-severity vulnerability affecting apache kyuubi. It was published on July 30, 2026 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2026-52680?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2026-52680?
Check the references section for vendor advisories and patches from apache. Update kyuubi 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-2026-52680?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-52680 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
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