Skip to content
USN-8104-1: Flask vulnerability

USN-8104-1: Flask vulnerability

Ubuntu • March 18, 2026

Shourya Jaiswal discovered that Flask did not correctly mark certain web responses as user-specific. A remote attacker could possibly use this issue to obtain sensitive information.

Shourya Jaiswal discovered that Flask did not correctly mark certain web responses as user-specific. A remote attacker could possibly use this issue to obtain sensitive information.

Shourya Jaiswal discovered that Flask did not correctly mark certain web responses as user-specific. A remote attacker could possibly use this issue to obtain sensitive information.

Shourya Jaiswal discovered that Flask did not correctly mark certain web responses as user-specific. A remote attacker could possibly use this issue to obtain sensitive information.

In general, a standard system update will make all the necessary changes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Extracted Entities

Attack Types (1)

Platforms (2)