{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-45648: Windows Active Directory Domain Services Remote Code Execution Vulnerability","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-45648","status":"final","version":"1","initial_release_date":"2026-06-09T17:04:53.986Z","current_release_date":"2026-06-16T18:17:34.031Z","revision_history":[{"date":"2026-06-09T17:04:53.986Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"Stack-based buffer overflow in Active Directory Domain Services allows an authorized attacker to execute code over a network.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-45648 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-45648"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-45648"},{"category":"external","summary":"Windows Active Directory Domain Services Remote Code Execution Vulnerability","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45648"}]},"product_tree":{"branches":[{"category":"vendor","name":"Microsoft","branches":[{"category":"product_name","name":"Windows Server 2022","branches":[{"category":"product_version_range","name":">=10.0.20348.0 <10.0.20348.5256","product":{"name":"Microsoft Windows Server 2022 >=10.0.20348.0 <10.0.20348.5256","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:microsoft:windows_server_2022:*:*:*:*:*:*:*:*"}}}]}]},{"category":"vendor","name":"Microsoft","branches":[{"category":"product_name","name":"Windows Server 2025","branches":[{"category":"product_version_range","name":">=10.0.26100.0 <10.0.26100.32995","product":{"name":"Microsoft Windows Server 2025 >=10.0.26100.0 <10.0.26100.32995","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:microsoft:windows_server_2025:*:*:*:*:*:*:*:*"}}}]}]},{"category":"vendor","name":"Microsoft","branches":[{"category":"product_name","name":"Windows Server 2025 (Server Core installation)","branches":[{"category":"product_version_range","name":">=10.0.26100.0 <10.0.26100.32995","product":{"name":"Microsoft Windows Server 2025 (Server Core installation) >=10.0.26100.0 <10.0.26100.32995","product_id":"CSAFPID-3","product_identification_helper":{"cpe":"cpe:2.3:a:microsoft:windows_server_2025_\\(server_core_installation\\):*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-45648","title":"Windows Active Directory Domain Services Remote Code Execution Vulnerability","notes":[{"category":"description","text":"Stack-based buffer overflow in Active Directory Domain Services allows an authorized attacker to execute code over a network.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1","CSAFPID-2","CSAFPID-3"]},"scores":[{"cvss_v3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","baseScore":8.8,"baseSeverity":"HIGH"},"products":["CSAFPID-1","CSAFPID-2","CSAFPID-3"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 10.0.20348.5256, 10.0.26100.32995.","product_ids":["CSAFPID-1","CSAFPID-2","CSAFPID-3"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45648"}]}]}