CVE-2025-51495

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.
Configurations

Configuration 1 (hide)

cpe:2.3:a:cesanta:mongoose:*:*:*:*:*:*:*:*

History

16 Oct 2025, 17:00

Type Values Removed Values Added
CPE cpe:2.3:a:cesanta:mongoose:*:*:*:*:*:*:*:*
First Time Cesanta
Cesanta mongoose
References () https://github.com/cainiao159357/CVE-2025-51495 - () https://github.com/cainiao159357/CVE-2025-51495 - Exploit
References () https://github.com/cesanta/mongoose - () https://github.com/cesanta/mongoose - Product
References () https://github.com/cesanta/mongoose/pull/3131 - () https://github.com/cesanta/mongoose/pull/3131 - Issue Tracking, Patch

01 Oct 2025, 16:15

Type Values Removed Values Added
References
  • {'url': 'http://mongoose.com', 'source': 'cve@mitre.org'}

30 Sep 2025, 18:15

Type Values Removed Values Added
CWE CWE-121 CWE-190

29 Sep 2025, 20:15

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 7.5
CWE CWE-121

29 Sep 2025, 17:15

Type Values Removed Values Added
New CVE

Information

Published : 2025-09-29 17:15

Updated : 2025-10-16 17:00


NVD link : CVE-2025-51495

Mitre link : CVE-2025-51495

CVE.ORG link : CVE-2025-51495


JSON object : View

Products Affected

cesanta

  • mongoose
CWE
CWE-190

Integer Overflow or Wraparound