Vulnerability details

CVE-2026-13446

IBM Langflow OSS

Langflow is affected by remote code execution, denial of service, path traversal, and exposed credentials due to multiple unauthenticated and insufficiently authorized API endpoints

CVSS 3.1

9.8Critical

Official description

IBM Langflow OSS 1.0.0 through 1.10.1 contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data.

CVSS scores

Score	Version	Source	Vector
9.8Critical	3.1	CVEProject cvelistV5 (CNA) (ibm)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`

Affected products

Vendor	Product	Versions	Source
IBM	Langflow OSS	1.0.0 ≤ v ≤ 1.10.1	CVEProject cvelistV5 (CNA)

References and advisories

https://www.ibm.com/support/pages/node/7279991 vendor-advisorypatch

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Details

Published: 2026-07-18
Last updated: 2026-07-23
State: Published
Assigner (CNA): ibm

Exploit prediction (EPSS)

0.38%

Probability of exploitation in 30 days

32.2%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: None
Technical impact: Total

Weaknesses (CWE)

CWE-798
Use of Hard-coded Credentials