{"id":"CVE-2026-69968","aliases":["EUVD-2026-99122","GHSA-vgx7-38j2-7693"],"status":"published","title":"Windows libarchive Tampering Vulnerability","description":"Relative path traversal in Windows Libarchive allows an unauthorized attacker to perform tampering over a network.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00856,"percentile":0.58647,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-23"],"published":"2026-10-13T18:59:35Z","modified":"2026-10-31T18:01:35Z","products":[{"vendor":"microsoft","product":"windows 10 version 1809"},{"vendor":"microsoft","product":"windows 10 version 21h2"},{"vendor":"microsoft","product":"windows 10 version 22h2"},{"vendor":"microsoft","product":"windows 11 version 23h2"},{"vendor":"microsoft","product":"windows 11 version 24h2"},{"vendor":"microsoft","product":"windows 11 version 25h2"},{"vendor":"microsoft","product":"windows 11 version 26h1"},{"vendor":"microsoft","product":"windows 11 version 26h2"},{"vendor":"microsoft","product":"windows server 2019"},{"vendor":"microsoft","product":"windows server 2019 (server core installation)"},{"vendor":"microsoft","product":"windows server 2022"},{"vendor":"microsoft","product":"windows server 2025"},{"vendor":"microsoft","product":"windows server 2025 (server core installation)"},{"vendor":"microsoft","product":"windows_10_1809"},{"vendor":"microsoft","product":"windows_10_21h2"},{"vendor":"microsoft","product":"windows_10_22h2"},{"vendor":"microsoft","product":"windows_11_23h2"},{"vendor":"microsoft","product":"windows_11_24h2"},{"vendor":"microsoft","product":"windows_11_25h2"},{"vendor":"microsoft","product":"windows_11_26h1"},{"vendor":"microsoft","product":"windows_11_26h2"},{"vendor":"microsoft","product":"windows_server_2019"},{"vendor":"microsoft","product":"windows_server_2022"},{"vendor":"microsoft","product":"windows_server_2025"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69968","tags":["vendor-advisory","patch","Vendor Advisory","Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-69968"},{"url":"https://github.com/advisories/GHSA-vgx7-38j2-7693"}],"sources":{"cve":[{"id":"CVE-2026-69968","title":"Windows libarchive Tampering Vulnerability","description":"Relative path traversal in Windows Libarchive allows an unauthorized attacker to perform tampering over a network.","status":"published","published":"2026-10-13T18:59:35.179Z","modified":"2026-10-31T18:01:35.009Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T13:50:16.178634Z"}],"euvd":[{"id":"EUVD-2026-99122","description":"Relative path traversal in Windows Libarchive allows an unauthorized attacker to perform tampering over a network.","status":"published","published":"2026-10-13T18:59:35Z","modified":"2026-10-31T18:01:35Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T16:58:55.619146Z"}],"ghsa":[{"id":"GHSA-vgx7-38j2-7693","title":"Relative path traversal in Windows Libarchive allows an unauthorized attacker to perform...","description":"Relative path traversal in Windows Libarchive allows an unauthorized attacker to perform tampering over a network.","status":"published","published":"2026-10-13T21:33:56Z","modified":"2026-10-13T21:33:59Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T15:13:14.588915Z"}],"nvd":[{"id":"CVE-2026-69968","description":"Relative path traversal in Windows Libarchive allows an unauthorized attacker to perform tampering over a network.","status":"published","published":"2026-10-13T19:19:07.343Z","modified":"2026-10-26T18:06:22.983Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-23"],"updated_at":"2026-11-02T14:12:57.603498Z"}]}}