Cisco upgraded three remote code execution (RCE) vulnerabilities impacting the web management interfaces to critical severity with a CVSS base score of 9.8 after initially rating them as high with a base score of 8.8 when the advisories were first published on May 15. […]

from https://www.bleepingcomputer.com/news/security/cisco-upgrades-remote-code-execution-flaws-to-critical-severity/