What’s Vulnerable › Vulnerabilities

CVE-2021-47818: DupTerminator 1.4.5639.37199 - Denial of Service

• Severity: high (CVSS 7.5 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-1284

Description

DupTerminator 1.4.5639.37199 contains a denial of service vulnerability that allows attackers to crash the application by inputting a long character string in the Excluded text box. Attackers can generate a payload of 8000 repeated characters to trigger the application to stop working on Windows 10.

Affected products

• DupTerminator: 1.4.5639.37199

References

• https://sourceforge.net/projects/dupterminator/
• https://www.exploit-db.com/exploits/49917
• https://www.vulncheck.com/advisories/dupterminator-denial-of-service

Get alerted when CVE-2021-47818 or the next vulnerability affects your stack