nvd.nist.gov
https://nvd.nist.gov/vuln/detail/CVE-2026-7658 CVE-2026-7658
MEDIUM
Langflow OSS is affected by arbitrary code execution in custom component validation and trusted code enforcement
Record summary
CVE-2026-7658 has a selected CVSS score of 6.5 (medium).
Description
IBM Langflow OSS 1.0.0 through 1.10.3 does not properly validate the username field, allowing attackers to inject path traversal sequences and bypass containment checks. This enables multiple severe impacts, including arbitrary directory deletion, cross-tenant data destruction, and JWT signing key deletion leading to session invalidation.
Description source: CVE List
Exploitation context
CISA SSVC decision
ExploitationNone
AutomatableNo
Technical impactPartial
CISA Coordinator · SSVC 2.0.3 · Evaluated Aug 5, 2026 · Source: CVE List
Affected products and versions
1| Product | Source | Version range | Status |
|---|---|---|---|
Langflow OSSBrowse IBM / Langflow OSS | CVE List | 1.0.0 to ≤ 1.10.3 | affected |
References
2ibm.comVendor advisorypatch
https://www.ibm.com/support/pages/node/7282647