CVE-2026-21445
unknown
CVSS v3
—
CVSS v4 NEW
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VIR risk
—
Description
Langflow Missing Authentication on Critical API Endpoints
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| PyPI | langflow-base | <0.7.1 | 0.7.1 |
| PyPI | langflow | <1.7.1 | 1.7.1 |
References
- https://github.com/langflow-ai/langflow/security/advisories/GHSA-c5cp-vx83-jhqx
- https://nvd.nist.gov/vuln/detail/CVE-2026-21445
- https://github.com/langflow-ai/langflow/commit/3fed9fe1b5658f2c8656dbd73508e113a96e486a
- https://github.com/langflow-ai/langflow
- https://github.com/langflow-ai/langflow/releases/tag/1.7.1
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.