---
id: "CVE-2026-121093"
kind: "vulnerability"
aliases: ["CVE-2026-121093"]
title: "Chrome: out-of-bounds read in Animation lets a web page read sandbox memory"
severity: "low"
cvss: null
epss: null
exploited: false
status: "open"
category: "other"
products: []
ecosystems: []
tags: ["browser", "chrome", "desktop", "managed-fleet", "other"]
not_affected_if: ["already-updated", "chromium-not-chrome"]
published_at: "2026-11-03T21:17:15+00:00"
first_seen_at: "2026-11-03T21:19:13+00:00"
updated_at: "2026-11-03T21:25:28+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-121093", "first_seen_at": "2026-11-03T21:19:13+00:00"}]
---

# Chrome: out-of-bounds read in Animation lets a web page read sandbox memory

A flaw in the Animation code of Google Chrome before 157.0.8103.38 lets a remote attacker read memory inside the browser sandbox through a crafted HTML page. Google rates it Low severity in Chromium's own scale.

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

## How to check

- Open Chrome and check the version under Settings > About Chrome; a version below `157.0.8103.38` is affected.
- Run `google-chrome --version` on Linux or check the installed Chrome version on managed machines.

## Fix

- Google Chrome: update to `157.0.8103.38` or later.

## Timeline

- 2026-11-03T21:19:13+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-121093

## From the sources

Out of bounds read in Animation in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially read memory inside the sandbox via a crafted HTML page. (Chromium security severity: Low)

---

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