CVE-2026-18894
mediumIBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote attacker to trigger pre-existing stored Python component code in a public workflow, executing it und…
IBM Langflow OSS 1.0.0 through 1.12.4 could allow a remote attacker to trigger pre-existing stored Python component code in a public workflow, executing it under the flow owner's runtime context within the server process. This bypasses the intended trust boundary where public execution paths are restricted to server-trusted component code.
CVSS
6.5
6.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N Severity source: NVD CVSS v3.1 (psirt@us.ibm.com)
Timeline (UTC)
Published: 2026-10-29 16:18
Modified: 2026-10-29 20:17
NVD status: Undergoing Analysis
Last synced 10 hours ago
Verified against the source API 2026-10-29 20:26 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://www.ibm.com/support/pages/node/7293016 psirt@us.ibm.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-29 20:26 UTC · record ↗