{"id":"CVE-2025-25007","state":"PUBLISHED","title":"Microsoft Exchange Server Spoofing Vulnerability","description":"Improper validation of syntactic correctness of input in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network.","publishedAt":"2025-08-12T17:09:53.981Z","updatedAt":"2026-02-13T18:54:10.939Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C","source":"microsoft"},"assigner":"microsoft","products":["Microsoft Microsoft Exchange Server 2016 Cumulative Update 23","Microsoft Microsoft Exchange Server 2019 Cumulative Update 14","Microsoft Microsoft Exchange Server 2019 Cumulative Update 15","Microsoft Microsoft Exchange Server Subscription Edition RTM"],"affected":[{"vendor":"Microsoft","product":"Microsoft Exchange Server 2016 Cumulative Update 23","versions":[{"version":"15.01.0.0","status":"affected","lessThan":"15.01.2507.058","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 14","versions":[{"version":"15.02.0.0","status":"affected","lessThan":"15.02.1544.033","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 15","versions":[{"version":"15.02.0.0","status":"affected","lessThan":"15.02.1748.036","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Microsoft Exchange Server Subscription Edition RTM","versions":[{"version":"15.02.0.0","status":"affected","lessThan":"15.02.2562.020","versionType":"custom"}],"platforms":["x64-based Systems"]}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-25007"],"weaknesses":["CWE-1286"],"ingestedAt":"2026-10-29T20:08:47.682Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/25xxx/CVE-2025-25007.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-25007","state":"PUBLISHED","datePublished":"2025-08-12T17:09:53.981Z","dateUpdated":"2026-02-13T18:54:10.939Z","assignerShortName":"microsoft","assignerOrgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateReserved":"2025-01-30T15:14:20.994Z"},"containers":{"cna":{"title":"Microsoft Exchange Server Spoofing Vulnerability","descriptions":[{"lang":"en-US","value":"Improper validation of syntactic correctness of input in Microsoft Exchange Server allows an unauthorized attacker to perform spoofing over a network."}],"affected":[{"vendor":"Microsoft","product":"Microsoft Exchange Server 2016 Cumulative Update 23","versions":[{"version":"15.01.0.0","status":"affected","lessThan":"15.01.2507.058","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 14","versions":[{"version":"15.02.0.0","status":"affected","lessThan":"15.02.1544.033","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Microsoft Exchange Server 2019 Cumulative Update 15","versions":[{"version":"15.02.0.0","status":"affected","lessThan":"15.02.1748.036","versionType":"custom"}],"platforms":["x64-based Systems"]},{"vendor":"Microsoft","product":"Microsoft Exchange Server Subscription Edition RTM","versions":[{"version":"15.02.0.0","status":"affected","lessThan":"15.02.2562.020","versionType":"custom"}],"platforms":["x64-based Systems"]}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-25007","name":"Microsoft Exchange Server Spoofing Vulnerability","tags":["vendor-advisory","patch"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","baseSeverity":"MEDIUM","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1286","description":"CWE-1286: Improper Validation of Syntactic Correctness of Input","lang":"en-US","type":"CWE"}]}],"providerMetadata":{"shortName":"microsoft","orgId":"f38d906d-7342-40ea-92c1-6c4a2c6478c8","dateUpdated":"2026-02-13T18:54:10.939Z"},"datePublic":"2025-08-12T07:00:00.000Z","cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:exchange_server_se:*:RTM:*:*:*:*:*:*","versionStartIncluding":"15.02.0.0","versionEndExcluding":"15.02.2562.020"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:exchange_server_2016:*:cumulative_update_23:*:*:*:*:*:*","versionStartIncluding":"15.01.0.0","versionEndExcluding":"15.01.2507.058"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:exchange_server_2019:*:cumulative_update_14:*:*:*:*:*:*","versionStartIncluding":"15.02.0.0","versionEndExcluding":"15.02.1544.033"},{"vulnerable":true,"criteria":"cpe:2.3:a:microsoft:exchange_server_2019:*:cumulative_update_15:*:*:*:*:*:*","versionStartIncluding":"15.02.0.0","versionEndExcluding":"15.02.1748.036"}]}]}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-08-12T19:07:12.203422Z","id":"CVE-2025-25007","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-08-12T20:45:15.336Z"}}]}}}