{"id":"CVE-2026-78556","aliases":["EUVD-2026-98390","GHSA-rc9q-86jg-3j8q"],"status":"published","title":"A vulnerability has been identified in Industrial Edge App Publisher (All versions \u003c V1.27.9)....","description":"A vulnerability has been identified in Industrial Edge App Publisher (All versions \u003c V1.27.9). The affected software does not properly validate the server certificate when initiating a TLS connection. This allows an attacker to intercept and relay communication (Man-in-the-Middle attack) and to spoof a trusted entity by interfering in the communication path between the client and the intended server.","severity":{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00131,"percentile":0.02767,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2026-10-13T09:18:55Z","modified":"2026-10-16T18:18:37Z","products":[{"vendor":"siemens","product":"industrial edge app publisher"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/html/ssa-968435.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78556"},{"url":"https://github.com/advisories/GHSA-rc9q-86jg-3j8q"}],"sources":{"cve":[{"id":"CVE-2026-78556","description":"A vulnerability has been identified in Industrial Edge App Publisher (All versions \u003c V1.27.9). The affected software does not properly validate the server certificate when initiating a TLS connection. This allows an attacker to intercept and relay communication (Man-in-the-Middle attack) and to spoof a trusted entity by interfering in the communication path between the client and the intended server.","status":"published","published":"2026-10-13T09:18:55.291Z","modified":"2026-10-16T17:18:08.808Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T13:34:59.78118Z"}],"euvd":[{"id":"EUVD-2026-98390","description":"A vulnerability has been identified in Industrial Edge App Publisher (All versions \u003c V1.27.9). The affected software does not properly validate the server certificate when initiating a TLS connection. This allows an attacker to intercept and relay communication (Man-in-the-Middle attack) and to spoof a trusted entity by interfering in the communication path between the client and the intended server.","status":"published","published":"2026-10-13T09:18:55Z","modified":"2026-10-16T17:18:08Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T17:00:04.331134Z"}],"ghsa":[{"id":"GHSA-rc9q-86jg-3j8q","title":"A vulnerability has been identified in Industrial Edge App Publisher (All versions \u003c V1.27.9)....","description":"A vulnerability has been identified in Industrial Edge App Publisher (All versions \u003c V1.27.9). The affected software does not properly validate the server certificate when initiating a TLS connection. This allows an attacker to intercept and relay communication (Man-in-the-Middle attack) and to spoof a trusted entity by interfering in the communication path between the client and the intended server.","status":"published","published":"2026-10-13T12:32:57Z","modified":"2026-10-13T12:33:05Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/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"},{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T15:13:10.715475Z"}],"nvd":[{"id":"CVE-2026-78556","description":"A vulnerability has been identified in Industrial Edge App Publisher (All versions \u003c V1.27.9). The affected software does not properly validate the server certificate when initiating a TLS connection. This allows an attacker to intercept and relay communication (Man-in-the-Middle attack) and to spoof a trusted entity by interfering in the communication path between the client and the intended server.","status":"published","published":"2026-10-13T10:17:20.277Z","modified":"2026-10-16T18:18:37.427Z","cvss":[{"version":"4.0","score":7.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/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":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:12:56.72789Z"}]}}