CVE-2026-6542
Monitor API allows cross-user read of transaction logs and deletion of build data via flow_id
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 6.5EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
30 Apr 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected products
IBM · Langflow OSSWant to know if your infrastructure is exposed to this?
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