High · published October 7, 2026
IBM Langflow OSS 1.0.0 through 1.12.2 could allow an attacker with access to the server secret and Redis write access to submit a malicious serialized cache value. When the value was retrieved, deserialization could have executed attacker-controlled code with the privileges of the service process.
| Product | Versions | Fixed in |
|---|---|---|
| langflow/langflow | ≥ 1.0.0, < 1.12.3 | 1.12.3 |