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CVE-2026-21521

🗓️ 24 Jan 2026 03:17:40Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 6 Views

CVE-2026-21521 involves improper neutralization of escape sequences in Copilot, enabling network information disclosure.

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14 Feb 2026 01:27Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.17.4
EPSS0.00503
SSVC
6