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CVE-2026-92720— Kubero through 3.1.1 Unauthenticated Notifications API Access

Quick assessment

Affected
kubero-dev kubero
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.

Kubero 3.1.1 及之前版本未能对通知（notifications）API 端点正确应用身份验证保护，导致未经身份验证的攻击者能够读取 webhook 密钥和服务 URL。攻击者可获取已存储的凭据，并注册恶意 webhook 以拦截管道事件，或通过删除现有配置来屏蔽告警通知。

CVSS 9.1 · Critical EPSS 0.63% · P51

Affected Version Matrix 1

VendorProduct Version RangeStatus
kubero-dev kubero ≤ 3.1.1 affected
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I. Basic Information for CVE-2026-92720

Vulnerability Information
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Vulnerability Title
Kubero through 3.1.1 Unauthenticated Notifications API Access
Source: CVE Program / CVE List V5
Vulnerability Description
Kubero through 3.1.1 fails to apply authentication guards to the notifications API endpoints, allowing unauthenticated attackers to read webhook secrets and service URLs. Attackers can retrieve stored credentials and register malicious webhooks to intercept pipeline events or suppress alerting by deleting existing configurations.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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

Vendor Product Affected Versions CPE Subscribe
kubero-dev kubero 0 ~ 3.1.1 -

II. Public POCs for CVE-2026-92720

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-92720

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Other References for CVE-2026-92720 (4)

IV. Related Vulnerabilities

Same product: kubero
Same vendor: kubero-dev
Same weakness: CWE-306