OWASPASVS 5.0 requirement

ASVS-V3.3.2 Each cookie's 'samesite' attribute value is set according to the purpose of the cookie, to limit exposure to user interface redress attacks…

L2 Published 2025 Official page ↗
Standard
OWASP ASVS 5.0
Chapter
V3 Web Frontend Security
Section
V3.3 Cookie Setup
Level
L2 (requirement applies from this verification level up)

Requirement

Verify that each cookie's 'SameSite' attribute value is set according to the purpose of the cookie, to limit exposure to user interface redress attacks and browser-based request forgery attacks, commonly known as cross-site request forgery (CSRF).