CVE-2021-47970

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

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

Vulnerability 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.

Vulnerability Details

Published Date

May 16, 2026

Last Modified

May 18, 2026

CWE ID

CWE-789

Source

NVD

Vendor

macaron-notes-great-notebook

Product

Macaron Notes Gear Notebook

External References

https://www.exploit-db.com/exploits/49953
https://www.vulncheck.com/advisories/macaron-notes-denial-of-service-via-buffer-overflow

CVE-2021-47970

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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