Vulnerability in IBM Langflow OSS

[ Description ]Official description

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.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• BSI CERT-Bund4 Oct 2026WID-SEC-2026-3728

  Langflow: Multiple vulnerabilities Translated from German

  CVE-2026-97676CVE-2026-93445CVE-2026-93675+22 more CVEs

[ References ]References

• www.ibm.com/support/pages/node/7290694Vendor Advisory