What’s Vulnerable › Vulnerabilities

CVE-2021-47798: NoteBurner 2.35 - Denial Of Service (DoS) (PoC)

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-01-16 · updated 2026-06-17
• Weakness: CWE-120

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.

Affected products

• NoteBurner: 2.35

References

• https://www.exploit-db.com/exploits/50154
• https://www.noteburner.com/
• https://www.vulncheck.com/advisories/noteburner-denial-of-service-dos-poc

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