{"id":"CVE-2026-111384","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-111384","generatedAt":"2026-10-27T22:47:47.011Z","title":"Nezha 1.0.0 before 2.3.15 contains a memory exhaustion vulnerability in the dashboard file manager WebSocket endpoint because fmStream never calls SetReadLimit, leaving message size unbounded.","description":"Nezha 1.0.0 before 2.3.15 contains a memory exhaustion vulnerability in the dashboard file manager WebSocket endpoint because fmStream never calls SetReadLimit, leaving message size unbounded. Authenticated users with file manager scopes can send one oversized binary message to /api/v1/ws/file/:id, triggering an OOM kill that drops all agent monitoring.","published":"2026-10-16T03:18:06.000Z","lastModified":"2026-10-23T20:17:21.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":7.1,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/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-770"],"affected":[],"epss":{"score":0.00358,"percentile":0.29319,"date":"2026-10-26","history":[{"date":"2026-10-16","score":0.00295,"percentile":0.20709}]},"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":"2026-10-16T03:18:06.000Z","detail":{"score":"7.1","severity":"HIGH","publishedAt":"2026-10-16T03:18:05.740Z"},"summary":"New CVE, high severity (CVSS 7.1)."}],"references":[{"url":"https://github.com/nezhahq/nezha/commit/36b742a7e9a81ed782363dd19efd77b7030fbd0f","source":"disclosure@vulncheck.com"},{"url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-7242-982f-83p9","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/nezha-1.0.0-before-2.3.15-memory-exhaustion-via-file-manager-websocket","source":"disclosure@vulncheck.com"},{"url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-7242-982f-83p9","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-111384","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."}