{"id":"CVE-2026-89025","title":"Hirschmann HiOS Switch Platform devices contain a denial-of-service vulnerability in the integrated web server due to missing validation of HTTP(S) content","summary":"Hirschmann HiOS Switch Platform devices contain a denial-of-service vulnerability in the integrated web server due to missing validation of HTTP(S) content. A remote unauthenticated attacker can send a specially crafted HTTP(S) request t…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-755"],"vendor":"Belden","product":"Hirschmann HiOS Switch Platform","affected":["hirschmann_hios_switch_platform >= 07.0.0 <= 07.1.11","hirschmann_hios_switch_platform >= 08.0.0 <= 08.7.09","hirschmann_hios_switch_platform >= 09.0.00 <= 09.0.12","hirschmann_hios_switch_platform >= 09.3.00 <= 09.3.02","hirschmann_hios_switch_platform >= 10.0.0 <= 10.3.07","hirschmann_hios_switch_platform 10.4.00","hirschmann_hios_switch_platform 10.5.00"],"published":"2026-09-15","updated":"2026-09-24","sourceUpdated":"2026-09-24T20:44:42.207","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-89025","references":[{"url":"https://assets.belden.com/asset/2ba884e3-c0c9-40f6-aa22-a9e852b20af4/PSIRT-6_HTTPS_Vulnerability_HiOS.pdf","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/hirschmann-hios-switch-platform-dos-via-malformed-http-request","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"epss":0.0077,"epssPercentile":0.53798,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-09-15T14:48:42.364163Z"},"ingestedAt":"2026-09-15T14:38:16.203Z","slug":"CVE-2026-89025","body":"## Overview\n\nHirschmann HiOS Switch Platform devices contain a denial-of-service vulnerability in the integrated web server due to missing validation of HTTP(S) content. A remote unauthenticated attacker can send a specially crafted HTTP(S) request to a specific endpoint that is processed incorrectly, causing the device to perform an unintended reboot and resulting in a temporary denial-of-service condition. This vulnerability has been addressed in versions 07.1.12, 08.7.10, 09.0.13, 09.3.03, 10.3.08, and 10.5.00.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}