Stored XSS in Serendipity v2.1-rc1 allows an attacker to steal an admin's cookie and other information by composing a new entry as an editor user. This is related to lack of the serendipity_event_xsstrust plugin and a set_config error in that plugin.
| Software | From | Fixed in |
|---|---|---|
| s9y / serendipity | 2.1-rc1 | 2.1-rc1.x |