CVE-2026-44523 | Note Mark is an open-source note-taking application. Prior t… | CVSS 10.0 CRITICAL

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.

Metadata

CVE ID: CVE-2026-44523
State: PUBLISHED
Assigner: GitHub_M
Reserved: 2026-05-06 19:38 UTC
Published: 2026-05-14 18:42 UTC
Last updated: 2026-05-15 14:55 UTC
Primary CWE: CWE-326
CWE-326: Inadequate Encryption Strength
Vendor / Product: enchant97 / note-mark
Sources: cve.org · NVD

Severity & Metrics

10.0 CRITICAL CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

SSVC — CISA Coordinator

Exploitation: PoC
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
enchant97	note-mark	—	< 0.19.4

Weakness (CWE)

CWE	Source	Description
CWE-326	cna	CWE-326: Inadequate Encryption Strength
CWE-345	cna	CWE-345: Insufficient Verification of Data Authenticity

CVSS scores (1)

Score	Severity	Version	Source	Vector
10.0	CRITICAL	3.1	cna	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N

References (1)

https://github.com/enchant97/note-mark/security/advisories/GHSA-q6mh-rqwh-g786 https://github.com/enchant97/note-mark/security/advisories/GHSA-q6mh-rqwh-g786