CVE-2026-76036: Buffer overflow in Dawn in Google Chrome on on Android prior to 151.0.7922.169 allowed a remote attacker to ex

Q: How do I fix CVE-2026-76036?

chrome: upgrade to 151.0.7922.169. Exact commands for each OS are on this page.

Q: Is CVE-2026-76036 being exploited?

CVE-2026-76036 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-76036 affect?

CVE-2026-76036 affects chrome. Severity is critical (CVSS 9.6). Buffer overflow in Dawn in Google Chrome on on Android prior to 151.0.7922.169 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

Q: How urgent is CVE-2026-76036?

Priority 44/100. Critical severity

This month

CRITICAL 9.6UPGRADE

CVE-2026-76036 is a critical-severity flaw (CVSS 9.6) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in Dawn in Google Chrome on on Android prior to 151.0.7922.169 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

Why this priority

Critical severity

A fixed release or distro patch exists.

Risk facts

CVSS score	9.6 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-122
Published	2026-08-18
Last modified	2026-10-22

Publisher (CNA): Chrome · Vendor: google

Last updated 2026-10-22 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-08-18Published CVE record published
2026-10-22 17:09 UTCUpdated Record last modified

google chrome UPGRADE

Affected: < 151.0.7922.169

Fixed in: 151.0.7922.169

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy chrome || rpm -q chrome || chrome --version

2. UPGRADE to 151.0.7922.169 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade chrome

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade chrome

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Exact fixes by distribution

Fedora 46 · retext · FIXED · 8.1.0-1.fc46 · FEDORA-2026-0602a84203 · source

sudo dnf upgrade --advisory=FEDORA-2026-0602a84203

Ubuntu 22.04 · chromium-browser · NOT AFFECTED

Ubuntu 24.04 · chromium-browser · NOT AFFECTED

Debian 12 · chromium · FIXED · 151.0.7922.169-1~deb12u1

sudo apt update && sudo apt install --only-upgrade chromium dpkg --compare-versions "$(dpkg-query -W -f='${Version}' chromium)" ge "151.0.7922.169-1~deb12u1" && echo PATCHED || echo STILL-VULNERABLE

Debian 13 · chromium · FIXED · 151.0.7922.169-1~deb13u1

sudo apt update && sudo apt install --only-upgrade chromium dpkg --compare-versions "$(dpkg-query -W -f='${Version}' chromium)" ge "151.0.7922.169-1~deb13u1" && echo PATCHED || echo STILL-VULNERABLE

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

GitHub PoC: Hunt-Benito/rendering-code-outside-the-sandbox-cve-2026-76036-dawn-webgpu-buffer-overflow-in-chrome-on-android (1 stars)

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-76036?

chrome: upgrade to 151.0.7922.169. Exact commands for each OS are on this page.

Is CVE-2026-76036 being exploited?

CVE-2026-76036 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-76036 affect?

CVE-2026-76036 affects chrome. Severity is critical (CVSS 9.6). Buffer overflow in Dawn in Google Chrome on on Android prior to 151.0.7922.169 allowed a remote attacker to execute arbitrary code outside the sandbox via a crafted HTML page. (Chromium security severity: Critical)

How urgent is CVE-2026-76036?

Priority 44/100. Critical severity

Software pages

Android vulnerabilities · Google Chrome vulnerabilities · Chromium vulnerabilities

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References

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