cvedb.io
CVE-2026-56771
HIGH · CVSS 8.5
EPSS exploitation probability: 0%
Published 2026-06-25T19:16:44.253 · Last modified 2026-06-26T04:17:47.090

Summary

NewsBlur before version 14.5.0 contains a server-side request forgery vulnerability in the add_url endpoint that allows authenticated users to make arbitrary server requests to internal networks by failing to filter private IP addresses. Attackers can exploit this to access localhost services and cloud metadata endpoints, enabling internal network scanning and sensitive data exfiltration.

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.