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CVE-2026-35216— Budibase: Unauthenticated Remote Code Execution via Webhook Trigger and Bash Automation Step

CVSS 9.1 · Critical EPSS 0.60% · P70
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I. Basic Information for CVE-2026-35216

Vulnerability Information
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Vulnerability Title
Budibase: Unauthenticated Remote Code Execution via Webhook Trigger and Bash Automation Step
Source: NVD (National Vulnerability Database)
Vulnerability Description
Budibase is an open-source low-code platform. Prior to version 3.33.4, an unauthenticated attacker can achieve Remote Code Execution (RCE) on the Budibase server by triggering an automation that contains a Bash step via the public webhook endpoint. No authentication is required to trigger the exploit. The process executes as root inside the container. This issue has been patched in version 3.33.4.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Budibase 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Budibase是英国Budibase开源的一个用于在几分钟内创建内部应用程序、工作流和管理面板的低代码平台。 Budibase 3.33.4之前版本存在安全漏洞，该漏洞源于未经验证的攻击者可通过公共webhook端点触发自动化，可能导致远程代码执行。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

VendorProductAffected VersionsCPESubscribe
Budibasebudibase < 3.33.4 -

II. Public POCs for CVE-2026-35216

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 10317 chars
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III. Intelligence Information for CVE-2026-35216

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Same Patch Batch · Budibase · 2026-04-03 · 6 CVEs total

CVE-2026-318189.6 CRITICALBudibase: Server-Side Request Forgery via REST Connector with Empty Default Blacklist
CVE-2026-352188.7 HIGHBudibase: Stored XSS via unsanitized entity names rendered with {@html} in Builder Command
CVE-2026-352148.7 HIGHBudibase: Path traversal in plugin file upload enables arbitrary directory deletion and fi
CVE-2026-250435.3 MEDIUMBudibase: Unauthenticated Password Reset Endpoint Lacks Rate Limiting, Enabling Email Floo
CVE-2026-25044Budibase: Command Injection in Bash Automation Step

IV. Related Vulnerabilities

Same product: budibase
Same vendor: Budibase
Same weakness: CWE-78

V. Comments for CVE-2026-35216

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