CVE-2026-6542

HighCVSS 8.1/10Last modified Oct 26, 2026

Description

IBM Langflow OSS 1.0.0 through 1.8.4 could allow any user to supply a flow_id to read transaction logs and vertex build data belonging to other users, and to delete persisted vertex build data for another user's flow.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-639

Affected software

VendorProductVersions
IBMLangflow OSS>= 1.0.0, <= 1.8.4

References

Timeline

Published
Apr 30, 2026
Last modified
Oct 26, 2026
NVD status
Analyzed

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