Description
IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to execute arbitrary code due to improper enforcement of security restrictions on the A2A public endpoint.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| IBM | Langflow OSS | 1.0.0 – ≤ 1.11.1 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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rmhowe425/POC-CVE-2026-19286 ★ 3 · Aug 29, 2026
Proof of concept exploit code for CVE-2026-19286
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- WID-SEC-2026-2995 Langflow OSS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 30, 2026
References
- https://www.ibm.com/support/pages/node/7284733 vendor-advisory patch