IRS-Authorized eFile.com Tax Return Software Caught Serving JS Malware

eFile.com, an IRS-authorized e-file software service provider used by many for filing their tax returns, has been caught serving JavaScript malware. BleepingComputer reports: eFile.com was caught serving malware, as spotted by multiple users and researchers. The malicious JavaScript file in question is called 'popper.js'. The development comes at a crucial time when U.S. taxpayers are wrapping up their IRS tax returns before the April 18th due date. BleepingComputer can confirm, the malicious Ja