{"id":"CVE-2026-108457","title":"Out-of-bounds write in Microsoft Windows PDF allows an unauthorized attacker to execute code over a network.","summary":"Out-of-bounds write in Microsoft Windows PDF allows an unauthorized attacker to execute code over a network.","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-787"],"published":"2026-10-13","updated":"2026-10-13","sourceUpdated":"2026-10-13T23:17:30.513","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-108457","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-108457","label":"secure@microsoft.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-13T19:43:28.927Z","vendor":"Microsoft","product":"Windows 10 Version 21H2","affected":["windows_10_version_21h2 >= 10.0.19044.0 < 10.0.19044.7807","windows_10_version_22h2 >= 10.0.19045.0 < 10.0.19044.7807","windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7652","windows_11_version_23h2 >= 10.0.22631.0 < 10.0.22631.7652","windows_server_2022 >= 10.0.20348.0 < 10.0.20348.5761","windows_server_2025 >= 10.0.26100.0 < 10.0.26100.33650","windows_server_2025_server_core_installation >= 10.0.26100.0 < 10.0.26100.33650"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-13T22:10:09.863074Z"},"epss":0.00763,"epssPercentile":0.55177,"slug":"CVE-2026-108457","body":"## Overview\n\nOut-of-bounds write in Microsoft Windows PDF allows an unauthorized attacker to execute code over a network.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}