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CVE-2026-59117ImportantRevised 28 Jul

Windows Terminal Remote Code Execution Vulnerability

MSRC advisory NVD CVE.org

Assessment

Integer overflow or wraparound in Windows Terminal allows an unauthorized attacker to execute code over a network.

Severity
Important
CVSS base score
7.5CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Impact
Remote Code Execution
EPSS, next 30 days
0.6%Higher than 47% of scored CVEs · FIRST model run 26 Sep 2026 · about EPSS
Exploitability
Exploitation Less Likely
Publicly disclosed
No
Customer action
Required: apply the update
Component
Windows Terminal
Weakness
CWE-190: Integer Overflow or Wraparound
Issued by
Microsoft
Published
16 Jul 2026 · July 2026
Last revised
28 Jul 2026Change the name of the affected software from Microsoft Power Apps to Microsoft Power Apps Desktop Client . This is an informational change only.

Updates that fix it

0 KBs

No KB listed

MSRC lists no downloadable update, which usually means a service-side fix or a release-notes update. Check the MSRC advisory.

Affected products

Apps
1 affected product
  • Windows Terminal App
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