Cisco Unified Communications Manager Arbitrary File Write to RCE (opens in new tab)

Summary A vulnerability in Cisco Unified Communications Manager (CUCM) allows unauthenticated attackers to arbitrarily write files in the server which in turn can be used to run arbitrary commands/code on the server. Vendor Response The vendor has issued a fix available at: CVE CVE-2026-20230 Credit An independent security researcher working with SSD Secure Disclosure. … Cisco Unified Communications Manager Arbitrary File Write to RCE Read More »