The May executive order was drafted as a result of the SolarWinds cyber-espionage campaign.

It would be the second major E.O. after a May directive on federal agencies' digital defenses.

CISA wants agencies to tackle nearly 300 flaws in all, ranging from within two weeks to six months.

Broadly, the administration is also formulating a national cybersecurity strategy and looking at more regulations.

Lawmakers are debating different proposals at a sensitive time for U.S. election infrastructure.

National Cyber Director Chris Inglis hopes the "dual-hat" post will improve federal coordination.

It's an area of weakness that the SolarWinds hackers exploited, officials have said.