{"id":"CVE-2026-49397","summary":"Nezha Monitoring: Private services (`EnableShowInService: false`) are enumerable via per-server endpoints, leaking name and timing data","details":"Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 2.0.0 to before version 2.0.14, private services (`EnableShowInService: false`) are enumerable via per-server endpoints, leaking name and timing data. This issue has been patched in version 2.0.14.","aliases":["GHSA-vrmh-5mmx-hjwx","GO-2026-5672"],"modified":"2026-07-31T18:30:08.421362447Z","published":"2026-06-12T21:03:37.018Z","related":["openSUSE-SU-2026:21483-1"],"database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-200","CWE-285","CWE-863"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49397.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49397.json"},{"type":"ADVISORY","url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-vrmh-5mmx-hjwx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49397"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/nezhahq/nezha","events":[{"introduced":"e61772e85878d2fc85be3e5b2042946aaa0c454f"},{"fixed":"8b5e382fe217107c7b777ea9c6b4bc3d2e156202"}],"database_specific":{"extracted_events":[{"introduced":"2.0.0"},{"fixed":"2.0.14"},{"introduced":"0"}],"source":["AFFECTED_FIELD","DESCRIPTION"]}}],"versions":["v2.0.13","v2.0.12","v2.0.11","v2.0.10","v2.0.9","v2.0.8","v2.0.7","v2.0.6","v2.0.5","v2.0.4","v2.0.3","v2.0.2","v2.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-49397.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"}]}