CVE-2026-97674 IBM CVE debrief

Who should care

Defenders responsible for IBM Langflow OSS instances, security teams, and IT administrators should be aware of this vulnerability and take necessary actions to mitigate it. They should assess exposure, prioritize remediation, and verify compensating controls to prevent exploitation. Additionally, they should monitor for suspicious activity and review system logs for potential security incidents. Security teams should

Why it matters

CVE-2026-97674 is a high-severity vulnerability in IBM Langflow OSS that allows remote authenticated attackers to execute arbitrary OS commands. Defenders should assess exposure, prioritize remediation, and verify compensating controls to prevent exploitation.

• Remote authenticated attackers could execute arbitrary OS commands
• Defenders must assess exposure and prioritize remediation
• Verification of compensating controls is necessary
• Monitoring for suspicious activity is recommended

Technical summary

IBM Langflow OSS 1.0.0 through 1.12.2 is vulnerable to code injection due to improper neutralization of special elements used in an OS command. A remote authenticated attacker could exploit this vulnerability to execute arbitrary OS commands. The vulnerability is caused by the lack of proper input validation and sanitization in the affected software. To exploit this vulnerability, an attacker would need to have valid credentials and be able to access the affected system.

Defensive priority

High

Recommended defensive actions

• Assess exposure of Langflow OSS instances
• Prioritize remediation of affected versions
• Verify compensating controls
• Monitor for suspicious activity

Evidence notes

The CVE record and source item provide details on the vulnerability, affected versions, and a reference to the vendor advisory. The vulnerability affects IBM Langflow OSS versions 1.0.0 through 1.12.2, allowing remote authenticated attackers to execute arbitrary OS commands due to improper neutralization of special elements used in an OS command. Evidence from the CVE record and source item indicates that defenders should assess exposure, prioritize remediation, and verify compensating

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.