CVE-2026-33111
Copilot Chat (Microsoft Edge) Information Disclosure Vulnerability
MSRC advisory May 7, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-33111
- Affected products
- Copilot Chat (Microsoft Edge) Information Disclosure · Microsoft Copilot Chat (Microsoft Edge) Information Disclosure · Microsoft
What happened
Improper neutralization of special elements used in a command ('command injection') in Copilot Chat (Microsoft Edge) allows an unauthorized attacker to disclose information over a network.
What it means for your business
Microsoft Copilot Chat (Microsoft Edge) Information Disclosure (CVE-2026-33111) was added to Microsoft’s security update guidance. Improper neutralization of special elements used in a command ('command injection') in Copilot Chat (Microsoft Edge) allows an unauthorized attacker to disclose information over a network. PremierePC tracks MSRC advisories for Upstate SC businesses — patch or open a ticket if you need help verifying exposure.
Sources
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