VULNERABILITY INTELLIGENCE
CVE-2026-31309
CVSS score9.8 CRITICAL
EPSS probability0.62%
CISA KEVNot currently listed
Published2026-07-08
Last modified2026-07-16
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Description
Improper authorization in the /tequilapi/config/user endpoint of Mysterium Node from v1.21.1-rc0 before v1.36.0 allows an unauthenticated attacker to arbitrarily overwrite the node's configuration and achieve a full node takeover via a crafted POST request.
Weakness classification
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-862