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CVE-2026-10561

Langflow remote code execution

10.0 CRITICALEPSS 1.00%
  1. Published22 Jun 2026

Description

IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined with an authentication bypass that allows an unauthenticated attacker to execute arbitrary code on the host system, resulting in complete compromise

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

Langflow≥ 1.0.0 ≤ 1.9.3

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2026-10561 being actively exploited?

CVE-2026-10561 is not in the CISA KEV catalog. Its EPSS exploit probability is 1.00%.

How severe is CVE-2026-10561?

CVE-2026-10561 has a CVSS 3.1 base score of 10.0, rated critical. EPSS estimates a 1.00% probability of exploitation.

Which products are affected by CVE-2026-10561?

Affected products include Langflow.

How do I fix CVE-2026-10561?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-10561 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.