---
id: "CVE-2026-118144"
page: "https://infrastack.ai/live/CVE-2026-118144"
kind: "vulnerability"
aliases: ["CVE-2026-118144"]
title: "Windows Smart Card: heap overflow lets a local user gain higher privileges"
severity: "medium"
cvss: 6.6
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["infrastructure", "smart-card", "windows"]
not_affected_if: ["no-smart-card-use"]
published_at: "2026-11-10T19:19:34+00:00"
first_seen_at: "2026-11-10T19:24:49+00:00"
updated_at: "2026-11-10T19:56:00+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-118144", "first_seen_at": "2026-11-10T19:24:49+00:00"}]
exploit_sources: []
---

# Windows Smart Card: heap overflow lets a local user gain higher privileges

Link for people: https://infrastack.ai/live/CVE-2026-118144 (this .md is for agents)

A heap-based buffer overflow in the Windows Smart Card component lets an authorized attacker raise their privileges. The attack requires physical access to the machine with a smart card.

_Summary, check and fix written by a model from the sources; labelled as such._

## Timeline

- 2026-11-10T19:24:49+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-118144

## From the sources

Heap-based buffer overflow in Windows Smart Card allows an authorized attacker to elevate privileges with a physical attack.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_