{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-31309", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-07-08T21:57:54.877Z", "dateReserved": "2026-03-09T00:00:00.000Z", "datePublished": "2026-07-08T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-07-08T21:57:54.877Z"}, "descriptions": [{"lang": "en", "value": "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."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/mysteriumnetwork/node/"}, {"url": "https://github.com/mysteriumnetwork/node/blob/1.35.5/tequilapi/tequil/routes.go#L26"}, {"url": "https://github.com/mysteriumnetwork/node/commit/83051199cd641dd4ed9057b958e5616df1309f19"}, {"url": "https://github.com/mysteriumnetwork/node/commit/bc099fcaff59fee9c8a8f8e07ffff5b3c5df2bb9"}, {"url": "https://github.com/mysteriumnetwork/node/releases/tag/1.35.5"}, {"url": "https://github.com/mysteriumnetwork/node/releases/tag/1.36.0"}, {"url": "https://github.com/sch8ill/CVE-2026-31309"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{}

{}

{"created": "2026-07-09T04:30:13.490078+00:00", "title": "Unauthorized configuration overwrite via /tequilapi/config/user endpoint", "updated": "2026-07-09T04:30:13.490084+00:00", "vendors": [], "weaknesses": ["CWE-284"]}