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CVE-2026-82244— Budibase before 3.41.3 Remote Code Execution via Plugin eval()

Quick assessment

Affected
budibase server
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.

Budibase 3.41.3 之前的版本在插件处理逻辑中存在远程代码执行漏洞。经过身份验证的管理员用户可以通过上传恶意的插件压缩包（tarball）来执行任意代码。由于服务器在主 Node.js 进程中直接对插件的 JavaScript 文件调用 且未进行沙箱隔离，在默认部署配置下，攻击者能够以 root 权限窃取环境变量和凭据。

CVSS 9.1 · Critical

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-82244

Vulnerability Information
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Vulnerability Title
Budibase before 3.41.3 Remote Code Execution via Plugin eval()
Source: CVE Program / CVE List V5
Vulnerability Description
Budibase versions before 3.41.3 contain a remote code execution vulnerability in plugin handling that allows authenticated admin users to execute arbitrary code by uploading a malicious plugin tarball. The server calls eval() on plugin JavaScript files without sandboxing in the main Node.js process, enabling attackers to exfiltrate environment variables and credentials with root privileges in default deployments.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
budibase server 0 ~ 3.41.3 -

II. Public POCs for CVE-2026-82244

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III. Intelligence Information for CVE-2026-82244

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Vendor Advisories for CVE-2026-82244 (2)

Same Patch Batch · budibase · 2026-08-28 · 8 CVEs total

CVE-2026-82240 8.1 HIGH Budibase before 3.41.3 Privilege Escalation via User Update API
CVE-2026-82245 8.1 HIGH Budibase before 3.41.3 Missing Authorization License Management
CVE-2026-82239 8.1 HIGH Budibase before 3.41.3 Authorization Bypass via datasources/query
CVE-2026-82242 7.7 HIGH Budibase before 3.41.3 Cross-Application Resource Injection via Missing Authorization
CVE-2026-82243 7.6 HIGH Budibase Server before 3.41.3 SSRF with Credential Leakage
CVE-2026-82246 7.1 HIGH Budibase Server before 3.41.3 SSRF via Query Import
CVE-2026-82241 7.1 HIGH Budibase backend-core SSRF via incomplete default blacklist

IV. Related Vulnerabilities

Same product: server
Same vendor: budibase
Same weakness: CWE-94

V. Comments for CVE-2026-82244

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