VULNERABILITY INTELLIGENCE

CVE-2021-47970

CVSS score7.5 HIGH
EPSS probability0.28%
CISA KEVNot currently listed
Published2026-05-16
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

Macaron Notes 5.5 contains a denial of service vulnerability that allows attackers to crash the application by creating notes with excessively long character strings. Attackers can generate a payload containing 350000 repeated characters and paste it into a note field to trigger application crash and stop functionality.

Weakness classification

  • disclosure@vulncheck.com: CWE-789

Primary references