Main Vulnerability Database Vulnerabilities #VU75664

#VU75664 Information disclosure in Flask - CVE-2023-30861

Published: May 2, 2023 / Updated: May 2, 2023

Vulnerability identifier: #VU75664

Vulnerability risk: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2023-30861

CWE-ID: CWE-200

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Flask

Software vendor:
The Pallets Projects

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to missing Vary: Cookie header. A remote attacker can gain unauthorized access to sensitive information on the system.

Install updates from vendor's website.