CVE-2025-5378707.08.2025, 21:15Microsoft 365 Copilot BizChat Information Disclosure VulnerabilityCommand InjectionEnginsightProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVectorNISTNIST8.2 HIGHNETWORKLOWNONECVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:NmicrosoftCNA8.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N/E:U/RL:O/RC:CAwaiting analysisThis vulnerability is currently awaiting analysis.Base ScoreCVSS 3.xEPSS ScorePercentile: UnknownCommon Weakness EnumerationCWE-77 - Improper Neutralization of Special Elements used in a Command ('Command Injection')The software constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.Referenceshttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-53787