High severity8.2NVD Advisory· Published Aug 28, 2026· Updated Aug 31, 2026
CVE-2026-18904
CVE-2026-18904
Description
IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to obtain sensitive information and inject unauthorized messages due to a namespace collision between user identifiers.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: 1.0.0 - 1.11.1
Patches
Vulnerability mechanics
References
1- www.ibm.com/support/pages/node/7284579nvdVendor Advisory
News mentions
2- IBM: 16 Vulnerabilities Across Products, Critical Flaws in Langflow OSS RevealedVypr Intelligence · Aug 28, 2026
- IBM Langflow OSS: Eight Vulnerabilities Including Critical Code Execution Flaws Disclosed TogetherVypr Intelligence · Aug 28, 2026