{"id":"CVE-2026-91908","kind":"vulnerability","aliases":["CVE-2026-91908"],"related":[],"title":"Dell OpenManage Enterprise: signature check flaw allows code execution by admins","description":"Dell OpenManage Enterprise, versions prior to 4.8.0, contains an Improper Verification of Cryptographic Signature vulnerability. A high privileged attacker with adjacent network access could potentially exploit this vulnerability, leading to Code execution.","summary":"Dell OpenManage Enterprise versions before 4.8.0 do not properly verify a cryptographic signature. A high-privileged attacker on an adjacent network can potentially exploit this to execute code.","severity":"medium","cvss":5.7,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["dell-openmanage","infrastructure","on-prem","server-management"],"not_affected_if":["no-adjacent-network-access","version-4.8.0-or-later"],"how_to_check":"- Check the installed OpenManage Enterprise version in the web console or on the appliance; unknown whether a specific command is given by the sources.\n- Confirm whether the version is below `4.8.0`.","fix":"- Dell OpenManage Enterprise: move to `4.8.0` or later.","status":"open","published_at":"2026-11-02T13:17:40+00:00","first_seen_at":"2026-11-02T13:23:16+00:00","triaged_at":"2026-11-02T13:24:54+00:00","updated_at":"2026-11-02T13:24:54+00:00","category":"infrastructure","confidence":0.6,"triage":{"at":"2026-11-02T13:24:54Z","model":"claude-haiku-5-5","output":{"fix":"- Dell OpenManage Enterprise: move to `4.8.0` or later.","reach":"network","title":"Dell OpenManage Enterprise: signature check flaw allows code execution by admins","impact":"high","summary":"Dell OpenManage Enterprise versions before 4.8.0 do not properly verify a cryptographic signature. A high-privileged attacker on an adjacent network can potentially exploit this to execute code.","audience":"businesses","category":"infrastructure","nicknames":[],"who_cares":["dell-openmanage","server-management","on-prem"],"confidence":0.6,"fix_status":"available","needs_auth":"yes","worst_case":"attacker runs code on the management server","analyst_note":"Check the Dell security advisory for affected version details and any workaround; the NVD entry alone does not give the vendor's exact affected ranges.","how_to_check":"- Check the installed OpenManage Enterprise version in the web console or on the appliance; unknown whether a specific command is given by the sources.\n- Confirm whether the version is below `4.8.0`.","plain_action":"","needs_analyst":true,"not_affected_if":["version-4.8.0-or-later","no-adjacent-network-access"],"who_is_affected":"Teams running Dell OpenManage Enterprise below version 4.8.0 on a network segment reachable by an adjacent attacker. The attacker needs high privileges, so the exposure is mainly to insiders or compromised admin accounts; teams on 4.8.0 or later are not affected.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000694,"input_tokens":4122,"output_tokens":563,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-2026':13A,16A '-91908':14A,17A '4.8.0':33B,63C 'access':79C 'adjac':48B,77C 'admin':11A 'allow':7A 'attack':45B,75C 'check':5A 'code':8A,56B,87C 'contain':64C 'could':80C 'cryptograph':39B,69C 'cve':12A,15A 'dell':1A,19B,28B,57C 'dell-openmanag':18B 'enterpris':3A,30B,59C 'execut':9A,55B,88C 'exploit':52B,82C 'flaw':6A 'high':43B,73C 'high-privileg':42B 'improp':66C 'infrastructur':21B 'lead':85C 'manag':27B 'network':49B,78C 'on-prem':22B 'openmanag':2A,20B,29B,58C 'potenti':51B,81C 'prem':24B 'prior':61C 'privileg':44B,74C 'proper':36B 'server':26B 'server-manag':25B 'signatur':4A,40B,70C 'verif':67C 'verifi':37B 'version':31B,60C 'vulner':71C,84C","nicknames":[],"mitigations":[],"who_affected":"Teams running Dell OpenManage Enterprise below version 4.8.0 on a network segment reachable by an adjacent attacker. The attacker needs high privileges, so the exposure is mainly to insiders or compromised admin accounts; teams on 4.8.0 or later are not affected.","tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"available","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["dellopenmanage","infrastructure","medium","onprem","servermanagement"],"first_public_at":"2026-11-02T13:17:40+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H","cvss_by":"security_alert@emc.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-91908","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-91908","severity":null,"published_at":"2026-11-02T13:17:40+00:00","modified_at":"2026-11-02T13:17:40+00:00","first_seen_at":"2026-11-02T13:23:16+00:00","fetched_at":"2026-11-02T13:23:16+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}