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CVE-2026-21521

—
CVSS 3.1
7.4 high
EPSS
<1%p43
Published
()
Modified
Description

Improper neutralization of escape, meta, or control sequences in Copilot allows an unauthorized attacker to disclose information over a network.

Vendors
microsoft
Products
365 word copilot
Weakness
CWE-150
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news

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