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CVE-2021-47973

HIGH
7.5
CVSS Severity Score
EPSS Score0.1800%
EPSS Percentile8.64th
PublishedMay 16, 2026
Last ModifiedMay 18, 2026

Vulnerability Description

Sticky Notes Widget 3.0.6 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character strings into note fields. Attackers can generate a payload containing 350000 repeated characters and paste it twice into a new note to trigger an application crash on iOS devices.

Affected Platforms (CPE)

No CPE configurations currently published for this record.

References & Advisories

🔗 https://www.exploit-db.com/exploits/49978
🔗 https://www.vulncheck.com/advisories/sticky-notes-widget-denial-of-service-via-buffer-overflow

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