Unrated severityNVD Advisory· Published Jan 13, 2026· Updated Mar 5, 2026
Inbit Messenger 4.9.0 - Unauthenticated Remote SEH Overflow
CVE-2023-54330
Description
Inbit Messenger versions 4.6.0 to 4.9.0 contain a remote stack-based buffer overflow vulnerability that allows unauthenticated attackers to execute arbitrary code by sending malformed network packets. Attackers can craft a specially designed payload targeting the messenger's network handler to overwrite the Structured Exception Handler (SEH) and execute shellcode on vulnerable Windows systems.
Affected products
2- Inbit/Inbit Messengerv5Range: 4.6.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
4- www.exploit-db.com/exploits/51126mitreexploit
- www.vulncheck.com/advisories/inbit-messenger-unauthenticated-remote-seh-overflowmitrethird-party-advisory
- github.com/a-rey/exploits/blob/main/writeups/Inbit_Messenger/v4.6.0/writeup.mdmitretechnical-description
- web.archive.org/web/20200122082432/https://www.softsea.com/review/Inbit-Messenger-Basic-Edition.htmlmitreproduct
News mentions
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