{"id":"CVE-2026-115325","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-115325","generatedAt":"2026-10-28T01:12:19.493Z","title":"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.","description":"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 can send PUT requests to /api/extclients/{network}/{clientid} to replace public keys, disable clients, and obtain WireGuard private keys.","published":"2026-10-22T11:17:51.000Z","lastModified":"2026-10-23T15:17:28.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":8.7,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-639"],"affected":[],"epss":{"score":0.00362,"percentile":0.29835,"date":"2026-10-26","history":[{"date":"2026-10-23","score":0.00289,"percentile":0.20404}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-22T11:17:51.000Z","detail":{"score":"8.7","severity":"HIGH","publishedAt":"2026-10-22T11:17:51.400Z"},"summary":"New CVE, high severity (CVSS 8.7)."}],"references":[{"url":"https://github.com/gravitl/netmaker","source":"disclosure@vulncheck.com"},{"url":"https://github.com/gravitl/netmaker/blob/v1.7.0/controllers/ext_client.go#L879","source":"disclosure@vulncheck.com"},{"url":"https://github.com/gravitl/netmaker/commit/332d8b9bab030ee65e78b9141259e4e0e80ac4b0","source":"disclosure@vulncheck.com"},{"url":"https://github.com/gravitl/netmaker/issues/3875","source":"disclosure@vulncheck.com"},{"url":"https://github.com/gravitl/netmaker/pull/4153","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/netmaker-through-1.7.0-authorization-bypass-via-updateextclient-unscoped-lookup","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-115325","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}