{"id":"CVE-2026-119705","title":"SerpBear before 3.1.1 Missing Authentication via POST /api/notify","summary":"SerpBear before 3.1.1 contains a missing authentication vulnerability in pages/api/notify.ts that allows remote unauthenticated attackers to trigger notification emails because verifyUser() is never called. Attackers can repeatedly POST …","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","cvssSource":"cna","cwe":["CWE-306"],"vendor":"towfiqi","product":"serpbear","affected":["serpbear < 3.1.1"],"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-30T18:27:22.414731Z"},"published":"2026-10-30","updated":"2026-10-30","sourceUpdated":"2026-10-30T18:36:44.022Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-119705","references":[{"url":"https://github.com/towfiqi/serpbear/issues/359","label":"GitHub Issue #359"},{"url":"https://github.com/towfiqi/serpbear"},{"url":"https://github.com/towfiqi/serpbear/commit/12dc0a4bd91f06de2dab96f797c495942f7ef8c9"},{"url":"https://github.com/towfiqi/serpbear/blob/v3.1.0/pages/api/notify.ts#L16-L21"},{"url":"https://github.com/towfiqi/serpbear/releases/tag/v3.1.1","label":"serpbear v3.1.1 Release Notes"},{"url":"https://www.vulncheck.com/advisories/serpbear-before-3.1.1-missing-authentication-via-post-api-notify","label":"VulnCheck Advisory: SerpBear before 3.1.1 Missing Authentication via POST /api/notify"}],"tags":["cve.org"],"epss":0.00626,"epssPercentile":0.50145,"ingestedAt":"2026-11-05T16:24:31.337Z","slug":"CVE-2026-119705","body":"## Overview\n\nSerpBear before 3.1.1 contains a missing authentication vulnerability in pages/api/notify.ts that allows remote unauthenticated attackers to trigger notification emails because verifyUser() is never called. Attackers can repeatedly POST to /api/notify, optionally with a domain parameter, to exhaust SMTP rate limits, trigger provider abuse flags and flood recipients.\n\n## Affected\n\n- `serpbear < 3.1.1`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}