What’s Vulnerable › Vulnerabilities
CVE-2026-10140: Cross-Tenant API Key Reuse and Billing Fraud in Langflow Voice Mode Subsystem
- Severity: critical (CVSS 9.6 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-30 · updated 2026-10-25
- Weakness: CWE-639
Description
IBM Langflow OSS 1.0.0 through 1.10.0 voice mode contains improper shared-state handling that allows reuse of API clients across tenant boundaries. An authenticated attacker can manipulate cache state to cause requests from other users to be processed using incorrect upstream API credentials, leading to cross-tenant billing and accountability misattribution.
Affected products
- IBM Langflow OSS: from 1.0.0 through 1.10.0
References
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