CVE-2021-47944
High · 7.5CVSS
7.5
EPSS
0.3%
Published
May 10, 2026
CISA due date
—
The record
memono Notepad 4.2 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character buffers 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 packages
| Ecosystem | Package | Introduced | Fixed |
|---|
Related vulnerabilities
- CVE-2026-112399 Pillow is a Python imaging library. CWE-789
- CVE-2026-112283 VideoLAN libbluray through 1.5.1 contains an uncontrolled memory allocation vulnerability… CWE-789
- CVE-2026-106569 ImageMagick is free and open-source software used for editing and manipulating digital… CWE-789
- CVE-2026-106453 yawkat LZ4 Java provides LZ4 compression for Java. CWE-789
- CVE-2026-106452 yawkat LZ4 Java provides LZ4 compression for Java. CWE-789
- CVE-2026-77301 adm-zip is a JavaScript library for creating and extracting ZIP archives in Node.js. CWE-789
- CVE-2026-77410 RabbitMQ amqp091-go is a Go AMQP 0.9.1 client. CWE-789
- CVE-2026-53716 Envoy Gateway is an open source project for managing Envoy Proxy as a standalone or… CWE-789