CVE-2026-10546 — DNS Rebinding TOCTOU Bypass of SSRF Protection in Langflow OSS URL Component

CVE-2026-10546

DNS Rebinding TOCTOU Bypass of SSRF Protection in Langflow OSS URL Component PUBLISHED

Description (CNA)

IBM Langflow OSS 1.0.0 through 1.9.3 contains a Server-Side Request Forgery (SSRF) vulnerability in the URL component ( src/lfx/src/lfx/components/data_source/url.py ) due to a Time-of-Check/Time-of-Use (TOCTOU) race condition that can be exploited via DNS rebinding.

Affected (CNA)

Vendor / product	Versions
IBM / Langflow OSS	affected 1.0.0 through 1.9.3

CWE

CWE-918

References

https://www.ibm.com/support/pages/node/7277560

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.