{"id":"CVE-2026-51583","details":"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.","modified":"2026-08-14T03:51:40.903750111Z","published":"2026-08-11T00:00:00Z","database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/51xxx/CVE-2026-51583.json"},"references":[{"type":"WEB","url":"https://gist.github.com/seiyaibuki0523/d8af15eb555808319a2633269a9ebb80"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/51xxx/CVE-2026-51583.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-51583"},{"type":"PACKAGE","url":"https://github.com/usememos/memos"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/usememos/memos","events":[{"introduced":"0"},{"fixed":"2036c1ffc1b0a1e1fa6a473738c2a5ef520df67f"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"v0.30.0"}],"source":"DESCRIPTION"}}],"versions":["v0.30.0-rc.2","v0.30.0-rc.1","v0.29.1","v0.29.0","v0.28.0","v0.27.1","v0.27.0","v0.27.0-rc.2","v0.27.0-rc.1","v0.26.2","v0.26.1","v0.26.0","v0.25.3","v0.25.2","v0.25.1","v0.25.0","v0.24.4","v0.24.3","v0.24.2","v0.24.1","v0.24.0","v0.23.1","v0.23.0","v0.23.0-rc.3","v0.23.0-rc.2","v0.23.0-rc.1","v0.23.0-rc.0","v0.22.5","v0.22.4","v0.22.3","v0.22.2","v0.22.1","v0.22.0","v0.21.0","v0.20.1","v0.20.0","v0.19.1","v0.19.0","v0.18.2","v0.18.1","v0.18.0","v0.17.1","v0.16.1","v0.16.0","v0.15.2","v0.15.1","v0.15.0","v0.14.4","v0.14.3","v0.14.2","v0.14.1","v0.14.0","v0.13.2","v0.13.1","v0.13.0","v0.12.2","v0.12.1","v0.12.0","v0.11.2","v0.11.1","v0.11.0","v0.10.3","v0.10.2","v0.9.1","v0.8.3","v0.8.2","v0.8.1","v0.8.0","v0.7.3","v0.7.2","v0.7.1","v0.7.0","v0.6.1","v0.6.0","v0.5.0","v0.4.3","v0.4.2","v0.4.1","v0.4.0","v0.1.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-51583.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N"}]}