CVE-2026-17621

5.4 mediumEPSS 0.4%

Medium (5.4) in langflow langflow. EPSS 0.4% chance of exploitation in the next 30 days.

IBM Langflow OSS 1.0.0 through 1.10.2 could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing "dot dot " sequences ( /.. /) to view arbitrary files on the system.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 33% of CVEs (scores of 2026-11-01)
CWE: CWE-22
Published: 2026-09-04
Modified: 2026-09-10
Record from: the NVD, synced 2026-10-19

Affected

langflow:langflow

References

https://www.ibm.com/support/pages/node/7286293

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