{"id":"CVE-2026-70297","aliases":["EUVD-2026-100138","GHSA-pphw-5c3p-q633"],"status":"published","title":"Skype for Business Remote Code Execution Vulnerability","description":"Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.","severity":{"version":"3.1","score":8.8,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0116,"percentile":0.67586,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-36"],"published":"2026-10-13T19:01:10Z","modified":"2026-11-10T20:43:56Z","products":[{"vendor":"microsoft","product":"skype for business server 2015 cu13"},{"vendor":"microsoft","product":"skype for business server 2019 cu8"},{"vendor":"microsoft","product":"skype for business server subscription edition cu1"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70297","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70297"},{"url":"https://github.com/advisories/GHSA-pphw-5c3p-q633"}],"sources":{"cve":[{"id":"CVE-2026-70297","title":"Skype for Business Remote Code Execution Vulnerability","description":"Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:01:10.116Z","modified":"2026-11-10T20:43:56.303Z","cvss":[{"version":"3.1","score":8.8,"vector":"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","level":"high","assessor":"cna"}],"cwes":["CWE-36"],"updated_at":"2026-11-10T22:18:28.707469Z"}],"euvd":[{"id":"EUVD-2026-100138","description":"Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:01:10Z","modified":"2026-11-10T20:43:56Z","cvss":[{"version":"3.1","score":8.8,"vector":"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","level":"high"}],"updated_at":"2026-11-10T22:23:56.642439Z"}],"ghsa":[{"id":"GHSA-pphw-5c3p-q633","title":"Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to...","description":"Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.","status":"published","published":"2026-10-13T21:34:22Z","modified":"2026-10-13T21:34:28Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-36"],"updated_at":"2026-11-02T15:13:15.646152Z"}],"nvd":[{"id":"CVE-2026-70297","description":"Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.","status":"published","published":"2026-10-13T19:19:49.643Z","modified":"2026-10-13T21:18:18.007Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-36"],"updated_at":"2026-11-02T14:12:57.603498Z"}]}}