CVE-2026-24299

5.3 mediumEPSS 0.7%

Medium (5.3) in microsoft 365 copilot. EPSS 0.7% chance of exploitation in the next 30 days.

Improper neutralization of special elements used in a command ('command injection') in M365 Copilot allows an unauthorized attacker to disclose information over a network.

Severity

CVSS 3.1

5.3 medium

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

EPSS: 0.7% chance of exploitation in the next 30 days; higher than 54% of CVEs (scores of 2026-10-31)
CWE: CWE-77
Published: 2026-03-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

microsoft:365_copilot

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24299

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