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OpenAdvisories
Critical · 10.0 CVE-2026-44523 EUVD-2026-30367GHSA-q6mh-rqwh-g786GO-2026-5567

Note Mark: JWT Secret Weakness allows Full Account Takeover via token forgery

Published May 14, 2026 · Updated May 15, 2026 · Assigned by GitHub_M

Description

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.

Affected products

VendorProductAffectedFixed
enchant97 note-mark < 0.19.4 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
openSUSE Leap 16.0 govulncheck-vulndb 0.0.20260723T184607-160000.1.1 openSUSE-SU-2026:21483-1

Affected packages

EcosystemPackageAffectedFixedRecord
Go github.com/enchant97/note-mark/backend < 0.0.0-20260501152247-18b587758667 0.0.0-20260501152247-18b587758667 GHSA-q6mh-rqwh-g786

Advisories 1

References