CVE-2026-44523: critical vulnerability in enchant97 note-mark
Note Mark: JWT Secret Weakness allows Full Account Takeover via token forgery
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
28Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 10epss 0.1%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
Affected products
enchant97 · note-markRelated CVEs — enchant97 note-mark
In the same product, most dangerous first.
CVE-2024-41819HIGHNote Mark has a stored XSS in the note link href attributeEPSS 0.8%CVE-2026-44522HIGHNote Mark: Arbitrary File Write via Path Traversal in Asset Names Leading to Remote Code ExecutionEPSS 0.6%CVE-2026-50553HIGHNote Mark: Path traversal via unsanitized book/note slug in migrate export (sibling of GHSA-g49p)EPSS 0.5%CVE-2026-40265MEDIUMNote Mark has Broken Access Control on Asset DownloadEPSS 0.4%CVE-2026-50554MEDIUMNote Mark: Unauthenticated disclosure of soft-deleted note metadata via deleted=true on public books in note-markEPSS 0.4%CVE-2026-41571CRITICALNote Mark: OIDC-registered users authenticated by submitting password "null"EPSS 0.4%