QwikSec

Security Database

CVE

CWE

Training

CVE Database
/

CVE-2021-47973

Back to search

CVE-2021-47973

Published: May 16, 2026

Modified: May 18, 2026

PUBLISHED

CVSS v3.1

7.5

HIGH

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.

VendorProductVersions

sticky-notes

Sticky Notes Widget

affected
3.0.6

Weaknesses (CWE)

CWE-789

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now