CVE-2025-66518 is a high-severity vulnerability affecting Apache Kyuubi versions 1.6.0 through 1.10.2, allowing authenticated clients to bypass server-side configuration (kyuubi.session.local.dir.allow.list) and access unauthorized local files. With a CVSS score of 8.8, this flaw presents a significant risk (FAUCET Risk Score: 92/100) due to its low attack complexity and potential for high impact on confidentiality, integrity, and availability. While no active exploits, Metasploit modules, or Nuclei templates are currently reported, and community discussion is minimal, users are strongly advised to upgrade to version 1.10.3 or higher to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 1.6.0, < 1.10.3CPE matchmatch criteria | cpe:2.3:a:apache:kyuubi:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.