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2 vulnerabilities found for Langflow OSS by IBM

CVE-2026-6542 (GCVE-0-2026-6542)

Vulnerability from nvd – Published: 2026-04-30 21:16 – Updated: 2026-05-01 15:00
VLAI?
Title
Monitor API allows cross-user read of transaction logs and deletion of build data via flow_id
Summary
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.
Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
ibm
References
Impacted products
Vendor Product Version
IBM Langflow OSS Affected: 1.0.0 , ≤ 1.8.4 (semver)
    cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:langflow_oss:1.8.4:*:*:*:*:*:*:*
 Create a notification for this product.
Show details on NVD website
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CVE-2026-6542 (GCVE-0-2026-6542)

Vulnerability from cvelistv5 – Published: 2026-04-30 21:16 – Updated: 2026-05-01 15:00
VLAI?
Title
Monitor API allows cross-user read of transaction logs and deletion of build data via flow_id
Summary
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.
Severity ?
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
ibm
References
Impacted products
Vendor Product Version
IBM Langflow OSS Affected: 1.0.0 , ≤ 1.8.4 (semver)
    cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:langflow_oss:1.8.4:*:*:*:*:*:*:*
 Create a notification for this product.
Show details on NVD website
To clipboard 

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