{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-62918","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","state":"PUBLISHED","assignerShortName":"microsoft","dateReserved":"2026-07-14T21:25:21.036Z","datePublished":"2026-08-06T22:37:40.116Z","dateUpdated":"2026-08-26T23:17:13.263Z"},"containers":{"cna":{"title":"Microsoft Teams Spoofing Vulnerability","datePublic":"2026-08-06T14:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:teams:*:*:*:*:*:*:*:*","versionStartIncluding":"-"}]}]}],"affected":[{"vendor":"Microsoft","product":"Microsoft Teams","versions":[{"version":"-","status":"affected"}]}],"descriptions":[{"value":"Improper verification of cryptographic signature in Microsoft Teams allows an unauthorized attacker to perform spoofing over a network.","lang":"en-US"}],"problemTypes":[{"descriptions":[{"description":"CWE-347: Improper Verification of Cryptographic Signature","lang":"en-US","type":"CWE","cweId":"CWE-347"}]}],"providerMetadata":{"orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","shortName":"microsoft","dateUpdated":"2026-08-26T23:17:13.263Z"},"references":[{"name":"Microsoft Teams Spoofing Vulnerability","tags":["vendor-advisory","patch"],"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62918"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"HIGH","baseScore":7.5,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C"}}],"tags":["exclusively-hosted-service"]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-07T00:59:58.659715Z","id":"CVE-2026-62918","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-07T01:00:10.471Z"}}]}}