CVE-2026-108863— Katanemo Plano through 0.4.37 Missing Authentication on Envoy Admin Interface
Quick assessment
Affected
Katanemo Plano
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Katanemo Plano 0.4.37 及更早版本存在一处缺失身份验证漏洞，允许未经身份验证的网络攻击者访问绑定到所有主机接口上 9901 端口的 Envoy 管理界面。攻击者可请求 端点，从 WASM 过滤器配置中明文读取已配置的 LLM 提供商 API 密钥。
Possible ATT&CK Techniques 1 AI
T1005 · Data from Local System
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I. Basic Information for CVE-2026-108863
Vulnerability Information
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Vulnerability Title
Katanemo Plano through 0.4.37 Missing Authentication on Envoy Admin Interface
Source: CVE Program / CVE List V5
Vulnerability Description
Katanemo Plano through 0.4.37 contains a missing authentication vulnerability that allows unauthenticated network attackers to access the Envoy admin interface, which is bound to all host interfaces on port 9901. Attackers can request the /config_dump endpoint to read configured LLM provider API keys in plaintext from the WASM filter configuration.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-108863
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-108863 (1)
News Coverage for CVE-2026-108863 (1)
Other References for CVE-2026-108863 (1)
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Same weakness: CWE-306
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V. Comments for CVE-2026-108863
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