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Out of bounds write in GPU in Google Chrome prior to 157.0.8103.50 allowed a remote attacker to potentially execute arbitrary code outside…

Exploited
No known exploitation
Fix
Fixed in 157.0.8103.50
Who is exposed
Not reported

Do first: Upgrade to a fixed version: 157.0.8103.50.

Published
Last modified
27/100 · provisional
High (Chrome)
None on Exploit-DB, Metasploit or GitHub
On X
View the cve.now post

Summary

Google Chrome, the web browser, has an out-of-bounds write flaw in its GPU component. A remote attacker could lure a user to a specially crafted HTML page to potentially execute arbitrary code outside the browser's sandbox.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

Out of bounds write in GPU in Google Chrome prior to 157.0.8103.50 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: High)

cve.now Index

27Pcve.now Index 27 of 100 · methodology v3 · provisional
  • Exploitation?/40Unknown. No CISA SSVC exploitation rating yet
  • Exposure?/25Unknown. No advisory context yet
  • Reach20/20Affects Google Chrome (software on nearly every server, desktop or phone)
  • Severity7/10Rated high by Chrome
  • No patch0/5No signal

What would change the score

  • Would score about 82 if added to CISA KEV
  • Would score about 77 if CISA's SSVC rates exploitation active
  • Would score about 49 if advisories confirm default setups are exposed

What to do

  • Upgrade to a fixed version: 157.0.8103.50.

Check your systems with an agent

Paste this into a coding or ops agent. It checks your systems read-only and reports a table per asset.

Check whether my systems are affected by CVE-2026-125348 (Out of bounds write in GPU in Google Chrome prior to 157.0.8103.50 allowed a remote attacker to potentially execute arbitrary code outside…), using the cve.now data below.

Rules: work read-only. Do not run exploit code, proof-of-concept scripts or scanners that send attack payloads, and do not change any configuration, package, image or deployment. Report findings only.

What cve.now has for CVE-2026-125348 (entry last updated 2026-11-10):
Affected:
- Google Chrome: from 157.0.8103.50, fixed in 157.0.8103.50
Fixed versions: 157.0.8103.50.
Setup: unknown whether the bug needs a non-default feature or setting. Check the advisory.
CISA KEV: CVE-2026-125348 is not listed as of cve.now's last read.
This KEV status is for CVE-2026-125348 only. If you also check another CVE, look up its own KEV status; never assume it from this one.

How to check:
- Installed software: check what is actually running, not what a repo declares. Read the version from each host, container image and Kubernetes node (the binary's version output, the OS package database, image layers), and check whether the conditions above hold there. Distribution packages may carry a backported fix under an older version number; confirm against the distribution's own advisory.

Verify against the linked advisories before concluding, and cite the date you read each one:
- https://chromereleases.googleblog.com/2026/11/stable-channel-update-for-desktop_018223192.html
- https://issues.chromium.org/issues/563358700
Do not conclude an asset is unaffected unless you checked it and the evidence covers both its version and the conditions above. If you could not check something, mark it unknown and say what is missing.

Report a table with one row per asset and these columns: Asset | Version or build | Status (affected, fixed, not applicable, unknown) | Compensating controls | Exposure (internet-facing, internal, none) | Evidence | Next action.

Entry: https://cve.now/CVE-2026-125348
For follow-up questions, use the cve.now MCP server at https://mcp.cve.now/mcp (no authentication), for example get_vulnerability with id CVE-2026-125348.

Timeline

  1. CVE published
  2. First seen by cve.now
  3. Posted on X by cve.now

Affected versions

  • Google Chrome

    From 157.0.8103.50 · fixed in 157.0.8103.50

Evidence 4

CVE record · 2

Establishes: The identifier and description.

  1. Record
  2. Record

Other links · 2

  1. Link
  2. Link

Corrections

None so far.

Something wrong on this page? Report an error. Every fix is listed here.

Questions about CVE-2026-125348

Is CVE-2026-125348 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

Which versions are affected by CVE-2026-125348?

Chrome: from 157.0.8103.50 before 157.0.8103.50.Source: cve.now feed data

How do I fix CVE-2026-125348?

Upgrade to a fixed version: 157.0.8103.50.Source: cve.now feed data