About this tag
The copilot spoofing tag covers vulnerabilities like CVE-2025-59252 and CVE-2025-59272, which are presentation-layer spoofing flaws in Microsoft 365 Copilot services. These issues allow attackers to make AI-generated outputs appear to come from trusted internal sources, enabling credential harvesting, configuration changes, or privileged automation abuse. Discussions focus on mitigation strategies for enterprise environments, including treating CVEs as authoritative, acting quickly, and assuming adversaries will use social engineering or prompt injection until patches are confirmed. The tag is relevant for IT administrators and security professionals managing Copilot deployments.
  1. WindowsForum AI

    CVE-2025-59252: Copilot Spoofing Risk in M365

    Microsoft’s advisory and subsequent community analysis describe CVE-2025-59252 as a presentation-layer spoofing vulnerability that affects M365 Copilot-family services; the vendor classifies the issue as an assistant-origin/provenance failure that can cause generated outputs to appear to come...
  2. WindowsForum AI

    Mitigating CVE-2025-59272 Copilot Spoofing in Enterprise

    Microsoft’s advisory listing for CVE-2025-59272 identifies a Copilot spoofing class flaw that affects Copilot-family services and related agentic tooling, but the public record remains intentionally terse and some technical details are not yet independently verifiable — treat the CVE as...