{"id":"CVE-2026-51583","aliases":["EUVD-2026-56176","GHSA-qmhr-x227-7hgf"],"status":"published","title":"An issue in usememos through v0.30.0 allows a remote authenticated attacker to perform Server...","description":"An issue in usememos through v0.30.0 allows a remote authenticated attacker to perform Server-Side Request Forgery (SSRF) via the Webhook validation mechanism in internal/webhook/validate.go, by setting a webhook target to an internal address.","severity":{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00399,"percentile":0.34491,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-918"],"published":"2026-08-11T00:00:00Z","modified":"2026-10-28T02:30:53Z","references":[{"url":"https://github.com/usememos/memos","tags":["package"]},{"url":"https://gist.github.com/seiyaibuki0523/d8af15eb555808319a2633269a9ebb80","tags":["exploit","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-51583","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-qmhr-x227-7hgf"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/51xxx/CVE-2026-51583.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-51583","description":"An issue in usememos through v0.30.0 allows a remote authenticated attacker to perform Server-Side Request Forgery (SSRF) via the Webhook validation mechanism in internal/webhook/validate.go, by setting a webhook target to an internal address.","status":"published","published":"2026-08-11T00:00:00Z","modified":"2026-08-12T18:26:52.621Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T13:39:50.160666Z"}],"euvd":[{"id":"EUVD-2026-56176","description":"An issue in usememos through v0.30.0 allows a remote authenticated attacker to perform Server-Side Request Forgery (SSRF) via the Webhook validation mechanism in internal/webhook/validate.go, by setting a webhook target to an internal address.","status":"published","published":"2026-08-11T00:00:00Z","modified":"2026-08-12T18:26:52Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N","level":"high"}],"updated_at":"2026-11-02T18:01:57.953172Z"}],"ghsa":[{"id":"GHSA-qmhr-x227-7hgf","title":"An issue in usememos through v0.30.0 allows a remote authenticated attacker to perform Server...","description":"An issue in usememos through v0.30.0 allows a remote authenticated attacker to perform Server-Side Request Forgery (SSRF) via the Webhook validation mechanism in internal/webhook/validate.go, by setting a webhook target to an internal address.","status":"published","published":"2026-08-11T15:32:39Z","modified":"2026-08-12T21:32:30Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N","level":"high"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T15:10:23.958572Z"}],"nvd":[{"id":"CVE-2026-51583","description":"An issue in usememos through v0.30.0 allows a remote authenticated attacker to perform Server-Side Request Forgery (SSRF) via the Webhook validation mechanism in internal/webhook/validate.go, by setting a webhook target to an internal address.","status":"published","published":"2026-08-11T14:17:14.323Z","modified":"2026-10-24T16:10:00.153Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-918"],"updated_at":"2026-11-02T14:12:36.499002Z"}],"osv":[{"id":"CVE-2026-51583","description":"An issue in usememos through v0.30.0 allows a remote authenticated attacker to perform Server-Side Request Forgery (SSRF) via the Webhook validation mechanism in internal/webhook/validate.go, by setting a webhook target to an internal address.","status":"published","published":"2026-08-11T00:00:00Z","modified":"2026-10-28T02:30:53.500338779Z","cvss":[{"version":"3.1","score":8.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N","level":"high"}],"updated_at":"2026-11-02T15:45:07.431113Z"}]}}