CVE-2021-47944 — memono Notepad 4.2 Denial of Service via Buffer Overflow
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. Atta…
Published: 2026-05-10 · CVSS: 8.7 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7