{"id":"CVE-2026-115325","title":"Netmaker through 1.7.0 Authorization Bypass via updateExtClient Unscoped Lookup","summary":"Netmaker through 1.7.0 contains an authorization bypass vulnerability in the updateExtClient handler that allows network-scoped users to modify external clients on other networks. Attackers with external client permissions on one network…","severity":"high","cvss":8.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L","cvssSource":"cna","cwe":["CWE-639"],"vendor":"gravitl","product":"netmaker","affected":["netmaker <= 1.7.0"],"published":"2026-10-22","updated":"2026-10-22","sourceUpdated":"2026-10-22T10:57:43.846Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-115325","references":[{"url":"https://github.com/gravitl/netmaker/issues/3875"},{"url":"https://github.com/gravitl/netmaker/pull/4153"},{"url":"https://github.com/gravitl/netmaker/commit/332d8b9bab030ee65e78b9141259e4e0e80ac4b0"},{"url":"https://github.com/gravitl/netmaker/blob/v1.7.0/controllers/ext_client.go#L879"},{"url":"https://github.com/gravitl/netmaker"},{"url":"https://www.vulncheck.com/advisories/netmaker-through-1.7.0-authorization-bypass-via-updateextclient-unscoped-lookup","label":"VulnCheck Advisory: Netmaker through 1.7.0 Authorization Bypass via updateExtClient Unscoped Lookup"}],"tags":["cve.org"],"ingestedAt":"2026-10-22T11:37:02.335Z","slug":"CVE-2026-115325","body":"## Overview\n\nNetmaker through 1.7.0 contains an authorization bypass vulnerability in the updateExtClient handler that allows network-scoped users to modify external clients on other networks. Attackers with external client permissions on one network can send PUT requests to /api/extclients/{network}/{clientid} to replace public keys, disable clients, and obtain WireGuard private keys.\n\n## Affected\n\n- `netmaker <= 1.7.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":46,"depthScoreParts":{"impact":45.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}