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CVE-2026-42824

CWE-77

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

CVSS Score
6.5
Medium
EPSS — Exploit Probability
0.5%
Riskier than 39% of all CVEs
Exploitation
Not in CISA KEV
No federal exploitation record
Remediation
Patch available
Vendor fix published
NVD entry Vendor patch PoC / advisory

1 article across 1 outlet · first covered Jun 15, 2026 · latest Jun 15, 2026

Tracked incidents

vulnerability open 2 articles
Microsoft Copilot AI vulnerability leaks 2FA codes (CVE-2026-42824)

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