{"id":"CVE-2025-62449","aliases":["EUVD-2025-93394","GHSA-mc3j-5pr5-wj7r"],"status":"published","title":"Microsoft Visual Studio Code CoPilot Chat Extension Security Feature Bypass Vulnerability","description":"Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code CoPilot Chat Extension allows an authorized attacker to bypass a security feature locally.","severity":{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0047,"percentile":0.41165,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2025-11-11T17:59:49Z","modified":"2026-10-24T10:30:42Z","products":[{"vendor":"microsoft","product":"github_copilot_chat"},{"vendor":"microsoft","product":"microsoft visual studio code copilot chat extension"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62449","tags":["vendor-advisory","patch","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-62449"},{"url":"https://github.com/advisories/GHSA-mc3j-5pr5-wj7r"}],"sources":{"cve":[{"id":"CVE-2025-62449","title":"Microsoft Visual Studio Code CoPilot Chat Extension Security Feature Bypass Vulnerability","description":"Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code CoPilot Chat Extension allows an authorized attacker to bypass a security feature locally.","status":"published","published":"2025-11-11T17:59:49.768Z","modified":"2026-02-13T20:46:16.511Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C","level":"medium","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:32:55.19484Z"}],"euvd":[{"id":"EUVD-2025-93394","description":"Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code CoPilot Chat Extension allows an authorized attacker to bypass a security feature locally.","status":"published","published":"2025-11-11T17:59:49Z","modified":"2026-02-13T20:46:16Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T19:48:38.489604Z"}],"ghsa":[{"id":"GHSA-mc3j-5pr5-wj7r","title":"Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio...","description":"Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code CoPilot Chat Extension allows an authorized attacker to bypass a security feature locally.","status":"published","published":"2025-11-11T18:30:23Z","modified":"2025-11-11T18:30:30Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:04:45.192533Z"}],"nvd":[{"id":"CVE-2025-62449","description":"Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code CoPilot Chat Extension allows an authorized attacker to bypass a security feature locally.","status":"published","published":"2025-11-11T18:15:50.043Z","modified":"2026-10-18T21:10:00.12Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:11:43.650381Z"}],"osv":[{"id":"CVE-2025-62449","description":"Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code CoPilot Chat Extension allows an authorized attacker to bypass a security feature locally.","status":"published","published":"2025-11-11T18:15:50.043Z","modified":"2026-10-24T10:30:42.773950805Z","cvss":[{"version":"3.1","score":6.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","level":"medium"}],"updated_at":"2026-11-02T15:44:51.851511Z"}]}}