CVE-2026-97680 IBM Langflow OSS - Broken Access Control

IBM Langflow OSS 1.0.0 through 1.12.2 contains an improper access control vulnerability in the vertex result caching subsystem, letting remote authenticated attackers obtain sensitive information or inject malicious data.

CVSS base score 8.3 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.27% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Information Disclosure, Data Tampering
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Published
7 October 2026
Updated
15 October 2026
Weakness
CWE-284

Vendor fix

Update to the latest version beyond 1.12.2.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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