Ghostwire

CVE-2026-31309: Improper authorization in the /tequilapi/config/user endpoint of Mysterium Node before v1.36.0 allows unauthenticated...

HIGH CVSS 0.0 Exploit Available 1 PoC

Published: July 8, 2026 | Last Modified: July 8, 2026

Description

Improper authorization in the /tequilapi/config/user endpoint of Mysterium Node before v1.36.0 allows unauthenticated attackers to arbitrarily overwrite the node's configuration and achieve a full node takeover via supplying a crafted POST request.

Ghostwire Analysis — What This Means Practically

1 proof-of-concept exploit available on GitHub. Public exploit code lowers the barrier for both researchers and attackers.

This analysis is generated by Ghostwire from NVD, CISA KEV, EPSS, and open-source intelligence data. Verify findings through primary sources before acting.

Proof-of-Concept Exploits (1)

Sch8ill/CVE-2026-31309

Security Coverage (1 articles)

References

www.tenable.com/cve/CVE-2026-31309
www.cnnvd.org.cn/home/globalSearch?keyword=CVE-2026-31309