CVE-2021-47798

CRITICAL

NoteBurner 2.35 - Buffer Overflow

Title source: llm

Description

NoteBurner 2.35 contains a buffer overflow vulnerability in the license code input field that allows attackers to crash the application. Attackers can generate a 6000-byte payload and paste it into the 'Name' and 'Code' fields to trigger an application crash.

Exploits (1)

exploitdb WORKING POC

by stresser · pythonwebappswindows

https://www.exploit-db.com/exploits/50154

View Code ZIP pw:eip

References (3)

[Various Sources] https://www.noteburner.com/

[Third Party Advisory] https://www.vulncheck.com/advisories/noteburner-denial-of-service-dos-poc

[Exploit, Third Party Advisory] https://www.exploit-db.com/exploits/50154

Scores

CVSS v3 9.8

EPSS 0.0001

EPSS Percentile 3.2%

Attack Vector NETWORK

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

Details

CWE

CWE-120

Status published

Published Jan 16, 2026

Tracked Since Feb 18, 2026