{"id":"CVE-2026-102795","aliases":["DEBIAN-CVE-2026-102795","EUVD-2026-91766","GHSA-r73v-c3ch-65gj","OESA-2026-4231","OESA-2026-4232","OESA-2026-4233","UBUNTU-CVE-2026-102795"],"status":"published","title":"Apache Traffic Server: SNI to Host header matching policy is not properly enforced","description":"Improper Access Control vulnerability in Apache Traffic Server.\n\n\n\nThis issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.\n\n\n\nUsers are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.\n\n\n\nThis CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.","severity":{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00283,"percentile":0.2102,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-284"],"published":"2026-10-02T17:40:50Z","modified":"2026-10-16T12:15:05Z","fixes":[{"ecosystem":"openEuler:24.03-LTS-SP3","package":"trafficserver","fixed_in":["9.2.15-1.oe2403sp3"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS-SP4","package":"trafficserver","fixed_in":["9.2.15-1.oe2403sp4"],"sources":["osv"]},{"ecosystem":"openEuler:24.03-LTS-SP1","package":"trafficserver","fixed_in":["9.2.15-1.oe2403sp1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["9.2.0+ds-2","9.2.0+ds-2+deb12u1","9.2.1+ds-1","9.2.2+ds-1","9.2.3+ds-1","9.2.3+ds-1+deb12u1","9.2.4+ds-0+deb12u1","9.2.4+ds-1","9.2.4+ds-2","9.2.5+ds-0+deb12u1","9.2.5+ds-0+deb12u2","9.2.5+ds-0+deb12u3","9.2.5+ds-0+deb12u4","9.2.5+ds-1"]},{"source":"osv","ecosystem":"openEuler:24.03-LTS-SP3","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.15-1.oe2403sp3"}]}]},{"source":"osv","ecosystem":"openEuler:24.03-LTS-SP4","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.15-1.oe2403sp4"}]}]},{"source":"osv","ecosystem":"openEuler:24.03-LTS-SP1","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.2.15-1.oe2403sp1"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.3.0-2ubuntu1","5.3.0-2ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.0.0-5","7.1.2+ds-2","7.1.2+ds-2build1","7.1.2+ds-3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.0.5+ds-1","8.0.5+ds-2","8.0.5+ds-2build1","8.0.5+ds-2ubuntu1","8.0.5+ds-3","8.0.5+ds-3ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.1.1+ds-1.1","9.1.1+ds-2build1","9.1.1+ds-2ubuntu0.1~esm1","9.1.1+ds-2ubuntu0.1","9.1.1+ds-2ubuntu0.1+esm1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"trafficserver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["9.2.1+ds-1build1","9.2.2+ds-1","9.2.3+ds-1","9.2.3+ds-1+deb12u1","9.2.3+ds-1+deb12u1build1","9.2.3+ds-1+deb12u1build3","9.2.3+ds-1+deb12u1build4","9.2.3+ds-1+deb12u1ubuntu0.1"]}],"products":[{"vendor":"apache software foundation","product":"apache traffic server"}],"references":[{"url":"https://lists.apache.org/thread.html/qcxzvcbbln68hd0j08pdnjdj4r991nhd","tags":["vendor-advisory","report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-41920","tags":["related","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102795","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-r73v-c3ch-65gj"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-102795","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4231","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4232","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-4233","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-102795","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-102795","tags":["report"]},{"url":"https://www.openwall.com/lists/oss-security/2026/10/02/1","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-102795","title":"Apache Traffic Server: SNI to Host header matching policy is not properly enforced","description":"Improper Access Control vulnerability in Apache Traffic Server.\n\n\n\nThis issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.\n\n\n\nUsers are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.\n\n\n\nThis CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.","status":"published","published":"2026-10-02T17:40:50.648Z","modified":"2026-10-02T18:30:59.242Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N","level":"critical","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T13:38:43.260938Z"}],"euvd":[{"id":"EUVD-2026-91766","description":"Improper Access Control vulnerability in Apache Traffic Server.\n\n\n\nThis issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.\n\n\n\nUsers are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.\n\n\n\nThis CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.","status":"published","published":"2026-10-02T17:40:50Z","modified":"2026-10-02T18:30:59Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N","level":"high"}],"updated_at":"2026-11-02T17:27:42.349288Z"}],"ghsa":[{"id":"GHSA-r73v-c3ch-65gj","title":"Improper Access Control vulnerability in Apache Traffic Server.\n\n\n\nThis issue affects Apache...","description":"Improper Access Control vulnerability in Apache Traffic Server.\n\n\n\nThis issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.\n\n\n\nUsers are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.\n\n\n\nThis CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.","status":"published","published":"2026-10-02T18:31:29Z","modified":"2026-10-02T18:31:37Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N","level":"critical"},{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:12:43.646433Z"}],"nvd":[{"id":"CVE-2026-102795","description":"Improper Access Control vulnerability in Apache Traffic Server.\n\n\n\nThis issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.\n\n\n\nUsers are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.\n\n\n\nThis CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.","status":"published","published":"2026-10-02T18:16:59.78Z","modified":"2026-10-02T19:16:39.23Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:12:53.75133Z"}],"osv":[{"id":"DEBIAN-CVE-2026-102795","description":"Improper Access Control vulnerability in Apache Traffic Server.    This issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.    Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.    This CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.","status":"published","published":"2026-10-02T18:16:59.78Z","modified":"2026-10-03T05:00:16.880208829Z","cvss":[{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"}],"updated_at":"2026-11-02T15:45:48.903138Z"},{"id":"OESA-2026-4231","title":"trafficserver security update","description":"Apache Traffic Server is an OpenSource HTTP / HTTPS / HTTP/2 / QUIC reverse, forward and transparent proxy and cache.\r\n\r\nSecurity Fix(es):\n\nImproper Access Control vulnerability in Apache Traffic Server.\n\n\n\nThis issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.\n\n\n\nUsers are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.\n\n\n\nThis CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.(CVE-2026-102795)","status":"published","published":"2026-10-16T11:58:24Z","modified":"2026-10-16T12:15:04.145996441Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T15:52:47.643553Z"},{"id":"OESA-2026-4232","title":"trafficserver security update","description":"Apache Traffic Server is an OpenSource HTTP / HTTPS / HTTP/2 / QUIC reverse, forward and transparent proxy and cache.\r\n\r\nSecurity Fix(es):\n\nImproper Access Control vulnerability in Apache Traffic Server.\n\n\n\nThis issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.\n\n\n\nUsers are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.\n\n\n\nThis CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.(CVE-2026-102795)","status":"published","published":"2026-10-16T11:58:25Z","modified":"2026-10-16T12:15:05.094985032Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T15:52:47.643553Z"},{"id":"OESA-2026-4233","title":"trafficserver security update","description":"Apache Traffic Server is an OpenSource HTTP / HTTPS / HTTP/2 / QUIC reverse, forward and transparent proxy and cache.\r\n\r\nSecurity Fix(es):\n\nImproper Access Control vulnerability in Apache Traffic Server.\n\n\n\nThis issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3.\n\n\n\nUsers are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.\n\n\n\nThis CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.(CVE-2026-102795)","status":"published","published":"2026-10-16T11:58:26Z","modified":"2026-10-16T12:15:05.203766462Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T15:52:47.643553Z"},{"id":"UBUNTU-CVE-2026-102795","description":"Improper Access Control vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue. This CVE supersedes CVE-2026-41920, whose record listed the affected 9.x versions as 9.0.0 through 9.1.14 and the fixed version as 9.1.15. All 9.2.x releases before 9.2.15 are affected.","status":"published","published":"2026-10-02T18:16:00Z","modified":"2026-10-08T09:54:46Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N","level":"critical"},{"version":"4.0","score":7,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N","level":"high"}],"updated_at":"2026-11-02T16:55:58.519486Z"}]}}