{"id":"CVE-2026-116926","aliases":["EUVD-2026-122519","GHSA-54cm-x266-gr64"],"status":"published","title":"Microsoft Teams Spoofing Vulnerability","description":"Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01138,"percentile":0.6702,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-11-10T18:24:21Z","modified":"2026-11-10T21:32:59Z","products":[{"vendor":"microsoft","product":"microsoft teams for android"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-116926","tags":["vendor-advisory","patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116926"},{"url":"https://github.com/advisories/GHSA-54cm-x266-gr64"}],"sources":{"cve":[{"id":"CVE-2026-116926","title":"Microsoft Teams Spoofing Vulnerability","description":"Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-11-10T18:24:21.05Z","modified":"2026-11-12T21:51:31.13Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-10T19:39:58.44836Z"}],"euvd":[{"id":"EUVD-2026-122519","description":"Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-11-10T18:24:21Z","modified":"2026-11-12T21:51:31Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-10T23:24:33.654843Z"}],"ghsa":[{"id":"GHSA-54cm-x266-gr64","title":"Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft...","description":"Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-11-10T21:32:54Z","modified":"2026-11-10T21:32:59Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-79"],"updated_at":"2026-11-10T21:57:51.137748Z"}],"nvd":[{"id":"CVE-2026-116926","description":"Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.","status":"published","published":"2026-11-10T19:19:20.023Z","modified":"2026-11-10T20:18:06.97Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-10T22:21:32.984056Z"}]}}