A new major release of Electrum has been made. Electrum 3.1.0 brings new mempool fee estimation, the ability to save transactions in the wallet file and capital gains information in the wallet history. More information about this release can be found on github
A bug in parsing certain p2wsh-p2sh transactions was fixed in this new version of Electrum 3.0.6. The bug affected non-multisig p2wsh-p2sh transactions like those sent by an exchange called BitPanda.
A security vulnerability was discovered in Electrum. It allows malicious websites to access your wallet and possibly get at your wallet seed/private keys. Users are advised to upgrade to Electrum 3.0.5 immediately.