CVE-2025-66902

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-66902
An input validation issue in in Pithikos websocket-server v.0.6.4 allows a remote attacker to obtain sensitive information or cause unexpected server behavior via the websocket_server/websocket_server.py, WebSocketServer._message_received components.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://github.com/cyberinvest211/websocket-server-vuln-poc/tree/main Third Party Advisory Exploit
Configurations

Configuration 1 (hide)

cpe:2.3:a:pithikos:websocket_server:0.6.4:*:*:*:*:*:*:*
History

30 Jan 2026, 20:21

Type Values Removed Values Added
CPE cpe:2.3:a:pithikos:websocket_server:0.6.4:*:*:*:*:*:*:*
References () https://github.com/cyberinvest211/websocket-server-vuln-poc/tree/main - () https://github.com/cyberinvest211/websocket-server-vuln-poc/tree/main - Third Party Advisory, Exploit
First Time Pithikos websocket Server
Pithikos

21 Jan 2026, 15:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5
CWE CWE-20

20 Jan 2026, 21:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-01-20 21:16

Updated : 2026-01-30 20:21

NVD link : CVE-2025-66902

Mitre link : CVE-2025-66902

CVE.ORG link : CVE-2025-66902

JSON object : View

Products Affected

pithikos

  • websocket_server
CWE
CWE-20

Improper Input Validation