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6.5 Medium

CVE-2026-6542 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…

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.

Affected products and versions

Product Affected versions Fixed in
Langflow OSS 1.0 1.0.0 → 1.8.4 No fix stated

Other CVEs of Langflow OSS

The 176 CVEs of Langflow OSS →
CVE-2026-18894 IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote attacker to trigger pre-existing stored Python component code… 6.5 Medium CVE-2026-77817 IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to obtain sensitive information due to… 6.5 Medium CVE-2026-77819 IBM Langflow OSS 1.0.0 through 1.12.3 could allow a remote authenticated attacker to overwrite arbitrary files due to… 6.5 Medium CVE-2026-90991 IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote authenticated attacker to cause a denial of service due to… 6.5 Medium
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