{"id":"CVE-2026-48119","aliases":["GHSA-4g6j-g789-rghm","GO-2026-5119"],"url":"https://o3.security/vulnerability/CVE-2026-48119","summary":"Nezha Monitoring: Authenticated agents can forge service-monitor results for other users' services","details":"Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 0.20.0 to before version 2.0.12, authenticated agents can forge service-monitor results for other users' services. This issue has been patched in version 2.0.12.","published":"2026-06-12T21:03:17.672Z","modified":"2026-08-12T03:51:30.368872250Z","cvss":{"score":7.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L"},"epss":{"score":0.00266,"percentile":0.18561,"asOf":"2026-08-10"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/nezhahq/nezha","fixedVersion":"1.14.15-0.20260521020202-02129f16fb15"},{"ecosystem":"Go","name":"github.com/nezhahq/nezha","fixedVersion":"2.0.12"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/48xxx/CVE-2026-48119.json"},{"type":"ADVISORY","url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-4g6j-g789-rghm"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48119"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:30.368872250Z"}}