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High 8.8Published Aug 5, 2026

CVE-2026-17632Langflow OSS is affected by arbitrary code execution in component generation, validation, and custom component handling

Updated under an hour ago ()

Does this affect you?

It affects IBM Langflow OSS and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

IBM Langflow OSS 1.0.0 through 1.10.3 could allow a remote authenticated attacker to execute arbitrary code due to improper validation of Python code during AST-based security scanning.

CVSS
8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-94
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
ibm
NVD analysis
Analyzed
Record last updated
Aug 6, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
IBM Langflow OSS
ibm:langflow_oss
from 1.0.0 through 1.10.3
CNA record
langflow langflow
langflow:langflow
from 1.0.0 before 1.11.0
NVD

References

  • vendor-advisory, patch

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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CVE-2026-17632: Langflow OSS is affected by arbitrary code execution in component generation, validation, and custom com | InfoSec Signals