CVE-2026-85887

Summary

Incorrect permission assignment for critical resource in M365 Copilot allows an authorized attacker to disclose information over a network.

Affected Software

Weaknesses

• CWE-732: CWE-732: Incorrect Permission Assignment for Critical Resource

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-85887

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