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CVE-2025-51495

An integer overflow vulnerability exists in the WebSocket component of Mongoose 7.5 thru 7.17.

Published
Last modified
published
Not listed in CISA KEV
1 proof of concept on GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: partial

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • n/a n/a

    Version range not reported

References 3

GitHub · cesanta/mongoose

GitHub · cainiao159357/CVE-2025-51495