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Out of bounds write in WebGL in Google Chrome on on Android prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code…

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

9.6CriticalCISA-ADP
Exploited
No known exploitation
Fix
Fixed in 156.0.8078.47
Who is exposed
Not reported

Do first: Upgrade to a fixed version: 156.0.8078.47.

37Pcve.now Index 37 of 100 · methodology v3 · provisional
  • Exploitation0/40No signal
  • Exposure7/25Reachable over the network without a login · Data gap: No advisory context yet
  • Reach20/20Affects Google Chrome (software on nearly every server, desktop or phone)
  • Severity10/10CVSS 9.6, total technical impact per CISA
  • No patch0/5No signal

What would change the score

  • Would score about 92 if added to CISA KEV
  • Would score about 87 if CISA's SSVC rates exploitation active
  • Would score about 52 if advisories confirm default setups are exposed

CVE-2026-120931 is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. No public exploit code is tracked. It is rated CVSS 9.6 (critical) and affects Chrome; fixed in 156.0.8078.47.

Published
Last modified
Published
Not listed in CISA KEV
37/100 · provisional
Fix
Fixed in 156.0.8078.47
None on Exploit-DB, Metasploit or GitHub
On X
View the cve.now post
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

Google Chrome on Android is affected, allowing a remote attacker who lures a user to a specially crafted web page to run arbitrary code outside the browser's security sandbox. This could let the attacker take significant control over the affected device.

Read the original description

Out of bounds write in WebGL in Google Chrome on on Android prior to 156.0.8078.47 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

What to do

  • Upgrade to a fixed version: 156.0.8078.47.

Timeline

  1. CVE published
  2. First seen by cve.now
  3. Posted on X by cve.now
  4. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  5. Record last updated

Affected versions

  • Google Chrome

    From 156.0.8078.47 · fixed in 156.0.8078.47

Evidence 2

  1. Link
  2. Link

Corrections

None so far.

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

FAQ

Questions about CVE-2026-120931

Is CVE-2026-120931 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-2026-120931?

Chrome: from 156.0.8078.47 before 156.0.8078.47.Source: cve.now feed data

How do I fix CVE-2026-120931?

Upgrade to a fixed version: 156.0.8078.47.Source: cve.now feed data