---
id: "CVE-2026-118435"
kind: "vulnerability"
aliases: ["CVE-2026-118435"]
title: "Escargot JavaScript engine: out-of-bounds write lets attackers manipulate memory"
severity: "medium"
cvss: 5.4
epss: null
exploited: false
status: "open"
category: "runtime"
products: []
ecosystems: []
tags: ["embedded", "escargot", "javascript-engine", "runtime"]
not_affected_if: []
published_at: "2026-10-28T08:16:29+00:00"
first_seen_at: "2026-10-28T08:31:53+00:00"
updated_at: "2026-10-28T08:33:46+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-118435", "first_seen_at": "2026-10-28T08:31:53+00:00"}]
---

# Escargot JavaScript engine: out-of-bounds write lets attackers manipulate memory

Samsung's Escargot, a JavaScript engine, has an out-of-bounds write flaw that lets an attacker write past the end of a buffer. The sources do not say what input triggers it or what an attacker can achieve beyond memory manipulation.

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

## How to check

- unknown

## Fix

- unknown

## Timeline

- 2026-10-28T08:31:53+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-118435

## From the sources

Out-of-bounds write vulnerability in Samsung Open Source escargot allows Buffer Manipulation.

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_