Langflow is vulnerable to authentication bypass and insufficient session expiration
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 4.2epss 0.1%
exploitation probability
0.1%top 96% of all CVEs
observed exploitation
nono source reports it
IBM Langflow OSS 1.0.0 through 1.11.5 could allow an authenticated attacker to access another user's MCP server context due to improper cache key isolation in the MCP Tools component.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Affected products
IBM · Langflow OSS