CVE-2026-10546
DNS Rebinding TOCTOU Bypass of SSRF Protection in Langflow OSS URL Component
Vexday Risk Score
18Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 7.1EPSS —KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
30 Jun 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N
Affected products
IBM · Langflow OSSWant to know if your infrastructure is exposed to this?
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