SSRF in Decolua 9router

CVE-2026-56676

9Router is an AI router & token saver. Prior to 0.5.2, 9router validates image URLs by resolving the host before fetching, but open-sse/translator/concerns/image.js performs the later server-side image fetch with a separate DNS resolution…

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-56676?
CVE-2026-56676 is a high-severity vulnerability in Decolua 9router, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.4/10. Published 2026-07-10.
How severe is CVE-2026-56676?
High severity. CVSS v3 base score is 7.4 out of 10.