CVSS 8.1 (high) · published 2026-11-08
IBM Langflow OSS 1.0.0 through 1.12.2 An authenticated flow author could write attacker-controlled file content into any directory writable by the service account, bypassing the platform's local file access isolation safeguard. Via a crafted on-disk index, the attacker could also read the contents of arbitrary files accessible to the service process — including configuration files, secrets, or database files stored under the application's data directory.
Affected products (NVD): langflow langflow
Fixed in (NVD): 1.12.3
Weakness: CWE-22
Source: NVD CVE-2026-97677
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