CVEvulnerability
CVE-2025-51495
7.5 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2025-09-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-190
Description
An integer overflow vulnerability exists in the WebSocket component of Mongoose 7.5 thru 7.17. By sending a specially crafted WebSocket request, an attacker can cause the application to crash. If downstream vendors integrate this component improperly, the issue may lead to a buffer overflow.
Affected configurations
• cesanta mongoose (>= 7.5 <= 7.17)
Related
Weakness · CWE (1)
- CWE-190 Integer Overflow or Wraparound weakness
References
- https://github.com/cainiao159357/CVE-2025-51495 Exploit
- https://github.com/cesanta/mongoose Product
- https://github.com/cesanta/mongoose/pull/3131 Issue Tracking, Patch