Critical severity · published Jun 30, 2026
CVE-2026-7873
Code Injection Vulnerability in Code Validation Endpoint
9.9
CVSS
1.6%
EPSS
No
On KEV
Description
IBM Langflow OSS 1.0.0 through 1.10.0 allows authenticated attackers to execute arbitrary OS commands and read sensitive files including credentials, enabling complete system compromise and lateral movement.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LO
Langflow OSS · IBM
1.0.0 through 1.10.0 · source: vendor
LA
Langflow · Langflow
1.0.0 through 1.10.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-7873
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-7873
Vendor Advisory
https://www.ibm.com/support/pages/node/7278441
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