What is GHSA-cf4r-4q6g-m584?

GHSA-cf4r-4q6g-m584 is a security advisory published by GitHub Security Advisories with High severity. Sticky Notes Widget 3.0.6 contains a denial of service vulnerability that allows attackers to...

Which CVE IDs does GHSA-cf4r-4q6g-m584 cover?

GHSA-cf4r-4q6g-m584 covers the following CVE IDs: CVE-2021-47973. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-cf4r-4q6g-m584?

GHSA-cf4r-4q6g-m584 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-cf4r-4q6g-m584HighCVSS 7.5

Sticky Notes Widget 3.0.6 contains a denial of service vulnerability that allows attackers to...

Vendor

GitHub Security Advisories

Published

May 16, 2026

Last Modified

May 16, 2026

🔗 CVE IDs covered (1)

CVE-2021-47973 →

📋 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.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2021-47973
https://www.exploit-db.com/exploits/49978
https://www.vulncheck.com/advisories/sticky-notes-widget-denial-of-service-via-buffer-overflow
https://github.com/advisories/GHSA-cf4r-4q6g-m584