What is CVE-2026-40263?

CVE-2026-40263 is a low-severity vulnerability in Enchant97 Note-mark, classified under CWE-208. CVSS score: 3.7/10. Published 2026-04-16.

How severe is CVE-2026-40263?

Low severity. CVSS v3 base score is 3.7 out of 10.

Vulnerability in Enchant97 Note-mark

CVE-2026-40263

Note Mark is an open-source note-taking application. In versions 0.19.1 and prior, the login endpoint performs bcrypt password verification only when the supplied username exists, returning immediately for nonexistent usernames. This timin…

EPSS: 0.000 (12.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Enchant97 Note-mark — versions < 0.19.2

Weakness classification (CWE)

CWE-208

References

https://github.com/enchant97/note-mark/security/advisories/GHSA-w6m9-39cv-2fwp (x_refsource_CONFIRM)
https://github.com/enchant97/note-mark/commit/cf4c6f6acf70b569d80396d323b067c00d45c034 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-40263?: CVE-2026-40263 is a low-severity vulnerability in Enchant97 Note-mark, classified under CWE-208. CVSS score: 3.7/10. Published 2026-04-16.
How severe is CVE-2026-40263?: Low severity. CVSS v3 base score is 3.7 out of 10.