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osvGoogleOSV:GHSA-G4G7-Q726-V5HG
HistoryMay 14, 2022 - 1:14 a.m.

Symfony CSRF Token Fixation

2022-05-1401:14:35
Google
osv.dev
8
security component
symfony
csrf token
fixation
version 2.7.x
version 2.8.x
version 3.3.x
version 3.4.x
version 4.0.x
invalidate session

EPSS

0.003

Percentile

68.7%

An issue was discovered in the Security component in Symfony 2.7.x before 2.7.48, 2.8.x before 2.8.41, 3.3.x before 3.3.17, 3.4.x before 3.4.11, and 4.0.x before 4.0.11. By default, a user’s session is invalidated when the user is logged out. This behavior can be disabled through the invalidate_session option. In this case, CSRF tokens were not erased during logout which allowed for CSRF token fixation.

References