CVE-2026-103260 (GCVE-0-2026-103260)
Vulnerability from cvelistv5
Published
2026-10-01 10:42
Modified
2026-10-01 13:29
Severity ?
6.3 (Medium) - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N
4.0 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N
CWE
Summary
n8n versions before 2.39.6 and 2.40.0 before 2.40.1 contain an approval bypass vulnerability in the Send and Wait node's Approve Within Chat mode. Attackers can submit resume requests without verification of the requester's identity or approval permissions, allowing unauthenticated users to advance waiting executions and trigger guarded actions.
References
Impacted products
Vendor Product Version
n8n-io n8n Version: 0   ≤
Version: 2.40.0   ≤
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