CVE-2021-47972CWE-789

Sticky Notes & Color Widgets 1.4.2 Denial of Service

High · published May 16, 2026

CVSS v4.0
8.7
EPSS
0%
Percentile
19.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
8.7 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00284 · 19.9th percentile
Weakness
CWE-789 · Memory Allocation with Excessive Size Value
Published
2026-05-16T15:26Z
EPSS history
Timeline
  • 16 MAY 15:26Z
    Sticky Notes & Color Widgets 1.4.2 Denial of Service
    cvelistv5