{"id":"CVE-2026-44523","aliases":["GHSA-q6mh-rqwh-g786","GO-2026-5567"],"url":"https://o3.security/vulnerability/CVE-2026-44523","summary":"Note Mark: JWT Secret Weakness allows Full Account Takeover via token forgery","details":"Note Mark is an open-source note-taking application. Prior to 0.19.4, no minimum length or entropy is enforced on the JWT_SECRET configuration value. The application accepts any base64-decodable secret regardless of size, including secrets as short as 1 byte. This vulnerability is fixed in 0.19.4.","published":"2026-05-14T18:42:58.142Z","modified":"2026-08-07T11:31:29.233122007Z","cvss":{"score":10,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/enchant97/note-mark/backend","fixedVersion":"0.0.0-20260501152247-18b587758667"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/44xxx/CVE-2026-44523.json"},{"type":"ADVISORY","url":"https://github.com/enchant97/note-mark/security/advisories/GHSA-q6mh-rqwh-g786"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-44523"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:31:29.233122007Z"}}