Impact

Malicious javascript code can be stored to be displayed later on self subscription page. The self subscription feature can be disabled as a workaround (this is the default state).
Malicious javascript code can be executed (not stored) on login and retrieve password pages.

All releases before 0.9.5 are affected.

Patches

Upgrade to Galette 0.9.5.

For more information

See https://bugs.galette.eu/issues/1535