CVE-2026-19286: CWE-94 Improper Control of Generation of Code ('Code Injection') in IBM Langflow OSS
Description
IBM Langflow OSS versions 1.0.0 through 1.11.1 contain a critical vulnerability (CWE-94) that allows remote attackers to execute arbitrary code via the A2A public endpoint due to improper enforcement of security restrictions. This vulnerability has a CVSS score of 9.8, indicating a high risk of compromise without requiring user interaction or privileges.
CVSS v3.1
Score 9.8critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-19286 is a code injection vulnerability in IBM Langflow OSS versions 1.0.0 through 1.11.1. The flaw arises from improper control over code generation on the A2A public endpoint, enabling remote attackers to execute arbitrary code. The vulnerability is classified under CWE-94 and carries a critical CVSS 3.1 score of 9.8, reflecting its potential impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code on affected IBM Langflow OSS systems without authentication or user interaction, leading to full compromise of the system's confidentiality, integrity, and availability.
Mitigation Recommendations
No official patch or fix is currently documented. Patch status is not yet confirmed — check the IBM vendor advisory for current remediation guidance. Until a fix is available, restrict or disable access to the A2A public endpoint to mitigate exposure.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-8ffw-jjx8-5788
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-19286"]
- Database Specific Severity
- CRITICAL
- Cvss Version
- 3.1
Threat ID: 6a92f7deacd9273b49e75b6c
Added to database: 08/29/2026, 15:16:46 UTC
Last enriched: 09/08/2026, 02:37:07 UTC
Last updated: 10/12/2026, 18:48:18 UTC
Views: 63
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