{"id":"CVE-2026-49396","aliases":["GHSA-8qhj-4f8c-j8qg","GO-2026-5261"],"url":"https://o3.security/vulnerability/CVE-2026-49396","summary":"Nezha Monitoring: Cross-site GET request can trigger stored cron commands on a victim's agents","details":"Nezha Monitoring is a self-hostable, lightweight, servers and websites monitoring and O&M tool. From version 1.0.0 to before version 2.0.14, cross-site GET request can trigger stored cron commands on a victim's agents. This issue has been patched in version 2.0.14.","published":"2026-06-12T21:03:28.297Z","modified":"2026-08-12T03:51:33.057983081Z","cvss":{"score":7.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L"},"epss":{"score":0.00123,"percentile":0.02444,"asOf":"2026-08-10"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/nezhahq/nezha","fixedVersion":"2.0.14"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49396.json"},{"type":"ADVISORY","url":"https://github.com/nezhahq/nezha/security/advisories/GHSA-8qhj-4f8c-j8qg"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-49396"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:33.057983081Z"}}