CVE-2026-82244 - OSV

Osv.Dev • August 30, 2026

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.

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Critical RCE Vulnerability in Budibase Affects Versions Before 3.41.3 Budibase versions prior to 3.41.3 have a critical remote code execution vulnerability (CVE-2026-82244) affecting plugin handling. This flaw allows authenticated admin users to upload malicious plugin tarballs, executing arbitrary code due to the server's use of eval() on un-sandboxed JavaScript files. Attackers can potentially exfiltrate sensitive environment variables and credentials with root privileges. Currently, there is no evidence of exploitation in the wild or public proof-of-concept exploits. A patch is available, and users are urged to upgrade to version 3.41.3 or later. Security measures should include restricting admin access and monitoring for suspicious uploads. The CVSS score for this vulnerability is 9.4, indicating a critical severity level. The vulnerability was published on August 28, 2026. 4 sources 71

Extracted Entities

CVE-2026-82244 - OSV

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Extracted Entities

Attack Types (1)

CVEs (1)

CWE Weaknesses (1)

MITRE ATT&CK (1)

Platforms (1)

Tools (1)