{"id":"CVE-2026-42969","title":"Windows Push Notification Information Disclosure Vulnerability","summary":"Use of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclose information locally.","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-908"],"vendor":"Microsoft","product":"Windows 10 Version 1607","affected":["windows_10_version_1607 >= 10.0.14393.0 < 10.0.14393.9234","windows_10_version_1809 >= 10.0.17763.0 < 10.0.17763.8880","windows_10_version_21h2 >= 10.0.19044.0 < 10.0.19044.7417","windows_10_version_22h2 >= 10.0.19045.0 < 10.0.19045.7417","windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7219","windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7219","windows_11_version_24h2 >= 10.0.26100.0 < 10.0.26100.8655","windows_11_version_25h2 >= 10.0.26200.0 < 10.0.26200.8655","windows_11_version_26h1 >= 10.0.28000.0 < 10.0.28000.2269","windows_server_2016 >= 10.0.14393.0 < 10.0.14393.9234","windows_server_2016_server_core_installation >= 10.0.14393.0 < 10.0.14393.9234","windows_server_2019 >= 10.0.17763.0 < 10.0.17763.8880","windows_server_2019_server_core_installation >= 10.0.17763.0 < 10.0.17763.8880","windows_server_2022 >= 10.0.20348.0 < 10.0.20348.5256","windows_server_2025 >= 10.0.26100.0 < 10.0.26100.32995","windows_server_2025_server_core_installation >= 10.0.26100.0 < 10.0.26100.32995"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-06-10T15:28:19.974134Z"},"published":"2026-06-09","updated":"2026-09-24","sourceUpdated":"2026-09-24T13:45:00.479Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-42969","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42969","label":"Windows Push Notification Information Disclosure Vulnerability"}],"tags":["cve.org"],"epss":0.00388,"epssPercentile":0.3275,"ingestedAt":"2026-09-24T14:44:21.372Z","slug":"CVE-2026-42969","body":"## Overview\n\nUse of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclose information locally.\n\n## Affected\n\n- `windows_10_version_1607 >= 10.0.14393.0 < 10.0.14393.9234`\n- `windows_10_version_1809 >= 10.0.17763.0 < 10.0.17763.8880`\n- `windows_10_version_21h2 >= 10.0.19044.0 < 10.0.19044.7417`\n- `windows_10_version_22h2 >= 10.0.19045.0 < 10.0.19045.7417`\n- `windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7219`\n- `windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7219`\n- `windows_11_version_24h2 >= 10.0.26100.0 < 10.0.26100.8655`\n- `windows_11_version_25h2 >= 10.0.26200.0 < 10.0.26200.8655`\n- `windows_11_version_26h1 >= 10.0.28000.0 < 10.0.28000.2269`\n- `windows_server_2016 >= 10.0.14393.0 < 10.0.14393.9234`\n- `windows_server_2016_server_core_installation >= 10.0.14393.0 < 10.0.14393.9234`\n- `windows_server_2019 >= 10.0.17763.0 < 10.0.17763.8880`\n- `windows_server_2019_server_core_installation >= 10.0.17763.0 < 10.0.17763.8880`\n- `windows_server_2022 >= 10.0.20348.0 < 10.0.20348.5256`\n- `windows_server_2025 >= 10.0.26100.0 < 10.0.26100.32995`\n- `windows_server_2025_server_core_installation >= 10.0.26100.0 < 10.0.26100.32995`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}