VIR Vulnerability Intelligence Relay

CVE-2026-42048

critical
Published 2026-05-12 · Modified 2026-05-13
💬 Discuss on Community ✚ Propose mitigation
CVSS v3
9.6
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:H
CVSS v4 NEW
—
not yet in upstream
VIR risk
9.6

Description

Langflow Knowledge Bases API is Vulnerable to Path Traversal

Predictions

Exploit likelihood
100%
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 with source_tier=community-verified.

Package impact
EcosystemPackageVulnerableFixed
python PyPIlangflow<1.9.01.9.0
PIPlangflow<= 1.8.41.9.0

Application impact
VendorProductVersionsFixed
langflowlangflow{"endExcluding":"1.9.0"}1.9.0

References

CWEs

CWE-22

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.