Traefik 2.x < 2.11.48 / 3.x < 3.6.19 / 3.7.x < 3.7.3 Authentication Bypass (CVE-2026-48020)

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Version 1.4 Jul 4, 2026, 4:43 PM CVSS metrics ("CVSSv2 score" set to 9.4) CVSS metrics ("CVSSv2 vector" set to "CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:N") CVSS metrics ("CVSSv3 score" set to 10.0) CVSS metrics ("CVSSv3 vector" set to "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N") CVSS metrics ("Cvssv4 threat vector" set to "CVSS:4.0/E:P") 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: 202607041643
Version 1.3 Jun 26, 2026, 4:08 PM Plugin metadata (Add IAVM Info) Plugin Feed: 202606261608
Version 1.2 Jun 18, 2026, 10:27 AM CVSS metrics ("Cvssv4 threat vector" set to "CVSS:4.0/E:U") 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: 202606181027
Version 1.1 Jun 17, 2026, 9:08 PM New Plugin Feed: 202606172108

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