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CVE-2026-8635

Langflow code injection

9.9 CRITICALEPSS 0.53%
  1. Published17 Jul 2026

Description

IBM Langflow OSS 1.0.0 through 1.10.0 allows authenticated users to escalate privileges to superuser by directly manipulating the database, execute arbitrary system commands, and achieve full system compromise with Langflow service permissions.

CVSS 3.1 breakdown

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

Affected products

Langflow≥ 1.0.0 < 1.10.1

Remediation

Fixed in
Langflow≥ 1.10.1

References

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Frequently asked

Is CVE-2026-8635 being actively exploited?

CVE-2026-8635 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.53%.

How severe is CVE-2026-8635?

CVE-2026-8635 has a CVSS 3.1 base score of 9.9, rated critical. EPSS estimates a 0.53% probability of exploitation.

Which products are affected by CVE-2026-8635?

Affected products include Langflow.

How do I fix CVE-2026-8635?

Upgrade affected software to a fixed version, for example Langflow 1.10.1 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-8635 against the real software inventory on every managed device, every day. 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.