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CVE-2026-110193

Langflow: code injection

Risk score
53/100
CVSS
8.8 v3.1
Published
29 Oct 2026

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What to know

What it is
IBM Langflow OSS 1.0.0 through 1.12.8 could allow a remote attacker with a low-privileged authenticated account to cause the Agentic Assistant to generate or submit component code using these unblocked patterns, resulting in arbitrary operating system command execution on the server.
Affected
Langflow
Fix
Apply the vendor's security update; see the linked advisory.
Exploitation
No known exploitation

Story map

Story map: LangflowTHE FLAWSTHE FIXCVE-2026-110193Code injectionCVSS 8.8CVE-2026-93674Code injection can lead toremote code executionCVSS 9.8 · EPSS 15%CVE-2026-10561Langflow:PythonREPLComponentexecutes unsandboxed Python…CVSS 10.0 · EPSS 1%CVE-2026-55255Langflow Authorization BypassThrough User-Controlled KeyVulnerabilityCVSS 8.4 · exploitedUpgrade Langflow1.9.1or later on your release lineWho is exposedLangflowRED · ACT TODAYLangflowIBM Langflow OSS 1.0.0 through1.12.2 could allow a remoteattacker to execute arbitrarycode due to improperneutralization of specialelements used in an OS command.Where it standsExploited in the wildOn CISA's exploited list since 7 JulUS federal deadline 10 JulHOW IT UNFOLDEDOfficial record on the left, the press on the right, oldest first.7 Jul · CISAAdded to the Known Exploited Vulnerabilities list10 Jul · DeadlineUS federal agencies must have patchedCONNECTS TOSame weaknessCode injection (CWE-94)276 other warnings in 30 days →Same productEarlier Langflow warnings57 in the last 90 days →
Story map: the flaws, the fix, how it unfolded and what it connects to. Boxes link to the record or article.

At a glance

Langflow: Red, act today. IBM Langflow OSS 1.0.0 through 1.12.2 could allow a remote attacker to execute arbitrary code due to improper neutralization of special elements used in an OS command.

The flaws

  • CVE-2026-110193: Code injection (CVSS 8.8)
  • CVE-2026-93674: Code injection can lead to remote code execution (CVSS 9.8 · EPSS 15%)
  • CVE-2026-10561: Langflow: PythonREPLComponent executes unsandboxed Python code, enabling authenticated RCE and privilege escalation (CVSS 10.0 · EPSS 1%)
  • CVE-2026-55255: Langflow Authorization Bypass Through User-Controlled Key Vulnerability (CVSS 8.4 · exploited)

The fix

Upgrade Langflow: 1.9.1 or later on your release line

Who is exposed: Langflow

Where it stands

  • Exploited in the wild
  • On CISA's exploited list since 7 Jul
  • US federal deadline 10 Jul

How it unfolded

  1. 7 Jul, CISA (official): Added to the Known Exploited Vulnerabilities list
  2. 10 Jul, Deadline (official): US federal agencies must have patched

Connects to

Why it is Yellow

  • CVSS 8.8 high

References

Original description

IBM Langflow OSS 1.0.0 through 1.12.8 could allow a remote attacker with a low-privileged authenticated account to cause the Agentic Assistant to generate or submit component code using these unblocked patterns, resulting in arbitrary operating system command execution on the server.

Last activity 29 Oct 2026. Patch Forecast updates every hour.