Vulnerability · Published May 16, 2026 · Assigned by VulnCheck
CVE-2021-47972Sticky Notes & Color Widgets 1.4.2 Denial of Service
High 7.5
In plain English
A high-severity security flaw in Sticky Notes Color Widgets from sticky-notes-color-widgets. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.3%top 78.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Sticky Notes & Color Widgets 1.4.2 contains a denial of service vulnerability that allows attackers to crash the application by creating notes with excessively long character strings. Attackers can paste large payloads of repeated characters into note fields to trigger application crashes and make the application stop responding.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| sticky-notes-color-widgets | Sticky Notes Color Widgets | 1.4.2 |
Weakness: CWE-789 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- ExploitDB-49957 exploit
- VulnCheck Advisory: Sticky Notes & Color Widgets 1.4.2 Denial of Service third-party-advisory