{"vulnerability": "CVE-2026-20293", "sightings": [{"uuid": "002dc8e8-80ac-45ab-8aa2-94618366bb04", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20293", "type": "seen", "source": "https://infosec.exchange/users/AAKL/statuses/117236417536820043", "content": "New advisories from Cisco addressing two high and medium-severity vulnerabilities.\nNew: CVE-2026-20293: Cisco UCS and UCS-Based Appliances UEFI Shell Secure Boot Bypass Vulnerability https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucs-uefi-sb-bypass-eb6xC5GW\nKnown: CVE-2026-20354 and CVE-2026-20355: Cisco Secure Email Secure/Multipurpose Internet Mail Extensions Ciphertext Decryption Vulnerabilities @TalosSecurity #infosec #vulnerability #Cisco", "creation_timestamp": "2026-09-08T16:42:46.445862Z"}]}