PT-2026-91457 · Ibm · Langflow Oss
CVE-2026-12763
·
Published
2026-09-14
·
Updated
2026-09-15
CVSS v3.1
4.2
Medium
| Vector | AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N |
Name of the Vulnerable Software and Affected Versions
IBM Langflow OSS versions 1.0.0 through 1.11.5
Description
An authenticated attacker can access the MCP server context of another user. This issue occurs due to improper cache key isolation within the MCP Tools component.
Recommendations
Update IBM Langflow OSS to a version later than 1.11.5.
Fix
Missing Authentication
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Weakness Enumeration
Related Identifiers
Affected Products
Langflow Oss