Skip to content
OpenAdvisories
High · 7.5 CVE-2021-47970 EUVD-2021-34829GHSA-4439-4hh6-5j2w

Macaron Notes 5.5 Denial of Service via Buffer Overflow

Published May 16, 2026 · Updated Jul 28, 2026 · Assigned by VulnCheck

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.

Affected products

VendorProductAffectedFixed
Macaron Notes Macaron Notes 5.5 —

References