Keycloak 26.4.0 <= 26.8.0 Token Introspection Audience Bypass (CVE-2026-105306)

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Version 1.4 Oct 13, 2026, 11:47 AM CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:POC/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:P/RL:O/RC:C") Exploit attributes ("Exploit available" set to "True") Exploit attributes ("Exploitability ease" changed from "No known exploits are available" to "Exploits are available") Plugin Feed: 202610131147
Version 1.3 Oct 10, 2026, 5:24 AM Plugin metadata (Add IAVM Info) Plugin Feed: 202610100524
Version 1.2 Oct 8, 2026, 7:54 AM CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:U/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:U/RL:O/RC:C") Exploit attributes ("Exploit available" set to "False") Exploit attributes ("Exploitability ease" set to "No known exploits are available") Plugin Feed: 202610080754
Version 1.1 Oct 7, 2026, 3:19 PM New Plugin Feed: 202610071519

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