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 build data belonging to other users, and to delete persisted vertex build data for another user's flow.
Published:Apr 30, 2026
Last Modified:May 4, 2026
EPS:Apr 30, 2026
EPSS Score:0.00025
CVSS Score:6.5
Affected Products
Vendor
Product
Action
Vendor
Ibm
Product
Langflow Oss
Ibm
Langflow Oss
Vendor
Langflow
Product
Langflow
Langflow
Langflow
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
