High severity7.5NVD Advisory· Published May 16, 2026· Updated May 18, 2026
CVE-2021-47970
CVE-2021-47970
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.
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Affected products
1- Range: = 5.5
Patches
Vulnerability mechanics
References
2News mentions
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