Mongoose Web Server 6.9 contains a denial of service vulnerability that allows remote attackers to crash the service by establishing multiple socket connections. Attackers can repeatedly create connections to the default port and send malformed data to exhaust server resources and cause service unavailability.
History

Mon, 09 Mar 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 09 Mar 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Cesanta
Cesanta mongoose Web Server
Vendors & Products Cesanta
Cesanta mongoose Web Server

Fri, 06 Mar 2026 12:30:00 +0000

Type Values Removed Values Added
Description Mongoose Web Server 6.9 contains a denial of service vulnerability that allows remote attackers to crash the service by establishing multiple socket connections. Attackers can repeatedly create connections to the default port and send malformed data to exhaust server resources and cause service unavailability.
Title Mongoose Web Server 6.9 Denial of Service via Socket Connection
Weaknesses CWE-1188
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-03-09T18:05:12.812Z

Reserved: 2026-03-06T11:59:56.248Z

Link: CVE-2018-25193

cve-icon Vulnrichment

Updated: 2026-03-09T18:04:56.531Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-03-06T13:16:02.347

Modified: 2026-03-09T13:35:34.633

Link: CVE-2018-25193

cve-icon Redhat

No data.