CVE-2026-19299: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in IBM Langflow OSS
Description
IBM Langflow OSS versions 1.0.0 through 1.11.2 contain a path traversal vulnerability (CWE-22) that allows a remote authenticated attacker to access sensitive information. This vulnerability does not allow modification or denial of service but can lead to unauthorized data disclosure. The vulnerability has a medium severity with a CVSS score of 6.5.
CVSS v3.1
Score 6.5medium
Affected software
IBM
Langflow OSS
cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:langflow_oss:1.11.2:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-19299 is a path traversal vulnerability in IBM Langflow OSS versions 1.0.0 through 1.11.2. It allows a remote attacker with authentication privileges to bypass pathname restrictions and access sensitive files outside the intended directory. The vulnerability is classified under CWE-22 and has a CVSS 3.1 base score of 6.5, indicating a medium severity impact primarily on confidentiality.
Potential Impact
The vulnerability enables remote authenticated attackers to obtain sensitive information by exploiting improper limitation of pathname to a restricted directory. There is no indication of impact on integrity or availability. No known exploits are reported in the wild.
Mitigation Recommendations
No official patch or remediation details are provided in the available data. Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until a fix is available, restrict access to authenticated users and monitor for suspicious activity related to file access.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-08-07T17:19:19.709Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a9bf6b7acd9273b49bd46a9
Added to database: 09/05/2026, 11:02:15 UTC
Last enriched: 09/15/2026, 00:55:23 UTC
Last updated: 10/20/2026, 18:48:18 UTC
Views: 84
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