---
id: "CVE-2026-121663"
page: "https://infrastack.ai/live/CVE-2026-121663"
kind: "vulnerability"
aliases: ["CVE-2026-121663"]
title: "Visual Studio Code: incomplete input filter lets attackers bypass a security feature"
severity: "high"
cvss: 8.8
epss: null
exploited: false
status: "open"
category: "runtime"
products: [{"name": "Visual Studio Code", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["developer-tools", "runtime", "visual-studio-code"]
not_affected_if: []
published_at: "2026-11-10T19:20:29+00:00"
first_seen_at: "2026-11-10T19:25:08+00:00"
updated_at: "2026-11-10T19:27:47+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-121663", "first_seen_at": "2026-11-10T19:25:08+00:00"}]
exploit_sources: []
---

# Visual Studio Code: incomplete input filter lets attackers bypass a security feature

Link for people: https://infrastack.ai/live/CVE-2026-121663 (this .md is for agents)

Visual Studio Code has an incomplete list of disallowed inputs that lets an unauthorized attacker bypass a security feature over the network. The sources do not state what the bypassed feature protects or what the attacker gains beyond that.

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

## Affected

- vendor:Visual Studio Code affected range not listed fixed no fixed version listed

## How to check

- Check the installed Visual Studio Code version (Help > About) against the fixed version, which the sources do not state

## Timeline

- 2026-11-10T19:25:08+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-121663

## From the sources

Incomplete list of disallowed inputs in Visual Studio Code allows an unauthorized attacker to bypass a security feature over a network.

---

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