Findings
Unescaped SQL. Seems that instead of using nonce values to prevent fraudulent form submissions they are using md5(group id + user id + “unsubscribe”). Puts variables into create_function(), though it does not seem vulnerable.
Last revised:
Confidence: Medium
This plugin has been given a short, targeted code review.
We didn't find anything worrying in this plugin. It's probably safe. Read more about this recommendation.
This recommendation applies to version 3.4 of this plugin, but the most recent version is 4.2.4. These findings may no longer be correct.
Unescaped SQL. Seems that instead of using nonce values to prevent fraudulent form submissions they are using md5(group id + user id + “unsubscribe”). Puts variables into create_function(), though it does not seem vulnerable.
Read more about our failure criteria.