Critical severity9.8NVD Advisory· Published Mar 28, 2026· Updated Apr 2, 2026
CVE-2018-25221
CVE-2018-25221
Description
EChat Server 3.1 contains a buffer overflow vulnerability in the chat.ghp endpoint that allows remote attackers to execute arbitrary code by supplying an oversized username parameter. Attackers can send a GET request to chat.ghp with a malicious username value containing shellcode and ROP gadgets to achieve code execution in the application context.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2- www.exploit-db.com/exploits/44155nvdExploit
- www.vulncheck.com/advisories/echat-server-buffer-overflow-via-chat-ghp-username-parameternvdThird Party Advisory
News mentions
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