CVE-2021-47797

Leawo Prof. Media 11.0.0.1 contains a denial of service vulnerability that allows attackers to crash the application by supplying an oversized payload in the activation keycode field. Attackers can generate a 6000-byte buffer of repeated characters to trigger an application crash when pasted into the registration interface.

• CWE-120

• https://www.exploit-db.com/exploits/50153
• https://www.leawo.org
• https://www.vulncheck.com/advisories/leawo-prof-media-denial-of-service-dos-poc

Published

Jan 16, 2026

Last Modified

Jun 17, 2026

Status

Deferred

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2021-47791SmartFTP Client 10.0.2909.0 contains multiple denial of serv…7.5
• CVE-2021-47792Remote Mouse 4.002 contains an unquoted service path vulnera…8.5
• CVE-2021-47793Telegram Desktop 2.9.2 contains a denial of service vulnerab…7.5
• CVE-2021-47794ZesleCP 3.1.9 contains an authenticated remote code executio…8.8
• CVE-2021-47795GeoVision GeoWebServer 5.3.3 contains multiple vulnerabiliti…8.7
• CVE-2021-47796Denver SHC-150 Smart Wifi Camera contains a hardcoded telnet…9.8
• CVE-2021-47798NoteBurner 2.35 contains a buffer overflow vulnerability in …9.8
• CVE-2021-47799Visual Tools DVR VX16 version 4.2.28 contains a local privil…8.5
• CVE-2021-47800b2evolution 7.2.2 contains a cross-site request forgery vuln…6.9
• CVE-2021-47801Vianeos OctoPUS 5 contains a time-based blind SQL injection …8.8
• CVE-2021-47802Tenda D151 and D301 routers contain an unauthenticated confi…8.7
• CVE-2021-47803iFunbox 4.2 contains an unquoted service path vulnerability …8.5