{"id":"CVE-2026-34758","aliases":["EUVD-2026-18511","GHSA-q253-6wcm-h8hp"],"status":"published","title":"OneUptime: Missing Authentication on Notification Endpoints","description":"OneUptime is an open-source monitoring and observability platform. Prior to version 10.0.42, unauthenticated access to Notification test and Phone Number management endpoints allows SMS/Call/Email/WhatsApp abuse and phone number purchase. This issue has been patched in version 10.0.42.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00354,"percentile":0.29392,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2026-04-02T18:49:29Z","modified":"2026-10-28T02:30:46Z","products":[{"vendor":"hackerbay","product":"oneuptime"},{"vendor":"oneuptime","product":"oneuptime"}],"references":[{"url":"https://github.com/OneUptime/oneuptime/security/advisories/GHSA-q253-6wcm-h8hp","tags":["x_refsource_CONFIRM","exploit","Exploit","Mitigation","Vendor Advisory","advisory"]},{"url":"https://github.com/OneUptime/oneuptime/commit/9adbd04538714740506708d6fa610e433be4d2a4","tags":["x_refsource_MISC","Patch","fix"]},{"url":"https://github.com/OneUptime/oneuptime/releases/tag/10.0.42","tags":["x_refsource_MISC","Release Notes","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34758.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34758","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-34758","title":"OneUptime: Missing Authentication on Notification Endpoints","description":"OneUptime is an open-source monitoring and observability platform. Prior to version 10.0.42, unauthenticated access to Notification test and Phone Number management endpoints allows SMS/Call/Email/WhatsApp abuse and phone number purchase. This issue has been patched in version 10.0.42.","status":"published","published":"2026-04-02T18:49:29.826Z","modified":"2026-04-03T15:58:23.101Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:20:14.665567Z"}],"euvd":[{"id":"EUVD-2026-18511","description":"OneUptime is an open-source monitoring and observability platform. Prior to version 10.0.42, unauthenticated access to Notification test and Phone Number management endpoints allows SMS/Call/Email/WhatsApp abuse and phone number purchase. This issue has been patched in version 10.0.42.","status":"published","published":"2026-04-02T18:49:29Z","modified":"2026-04-03T15:58:23Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T19:25:16.92155Z"}],"nvd":[{"id":"CVE-2026-34758","description":"OneUptime is an open-source monitoring and observability platform. Prior to version 10.0.42, unauthenticated access to Notification test and Phone Number management endpoints allows SMS/Call/Email/WhatsApp abuse and phone number purchase. This issue has been patched in version 10.0.42.","status":"published","published":"2026-04-02T19:21:33.67Z","modified":"2026-10-06T22:10:00.247Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:12:12.73929Z"}],"osv":[{"id":"CVE-2026-34758","title":"OneUptime: Missing Authentication on Notification Endpoints","description":"OneUptime is an open-source monitoring and observability platform. Prior to version 10.0.42, unauthenticated access to Notification test and Phone Number management endpoints allows SMS/Call/Email/WhatsApp abuse and phone number purchase. This issue has been patched in version 10.0.42.","status":"published","published":"2026-04-02T18:49:29.826Z","modified":"2026-10-28T02:30:46.164911803Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:45:02.247031Z"}]}}