CVE-2026-11170: Inappropriate implementation in Chromoting in Google Chrome on Linux prior to 149.0.7827.53 allowed a remote a

Q: How do I fix CVE-2026-11170?

chrome: upgrade to 149.0.7827.53. Exact commands for each OS are on this page.

Q: Is CVE-2026-11170 being exploited?

CVE-2026-11170 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-2026-11170 affect?

CVE-2026-11170 affects chrome. Severity is high (CVSS 8.1). Inappropriate implementation in Chromoting in Google Chrome on Linux prior to 149.0.7827.53 allowed a remote attacker to perform OS-level privilege escalation via malicious network traffic. (Chromium security severity: Medium)

Q: How urgent is CVE-2026-11170?

Priority 42/100. High severity; Remotely exploitable, no login, no user action; On your watchlist

This month

HIGH 8.1REMOTEWATCHLISTUPGRADE

CVE-2026-11170 is a high-severity flaw (CVSS 8.1) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Inappropriate implementation in Chromoting in Google Chrome on Linux prior to 149.0.7827.53 allowed a remote attacker to perform OS-level privilege escalation via malicious network traffic. (Chromium security severity: Medium)

Why this priority

High severity
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	8.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-693
Published	2026-06-04
Last modified	2026-07-23

Publisher (CNA): Chrome · Vendor: google

Last updated 2026-07-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-04 23:17 UTCPublished CVE record published
2026-07-23 07:10 UTCUpdated Record last modified

google chrome UPGRADE

Affected: < 149.0.7827.53

Fixed in: 149.0.7827.53

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 149.0.7827.53 (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.

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-2026-11170?

chrome: upgrade to 149.0.7827.53. Exact commands for each OS are on this page.

Is CVE-2026-11170 being exploited?

CVE-2026-11170 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-2026-11170 affect?

CVE-2026-11170 affects chrome. Severity is high (CVSS 8.1). Inappropriate implementation in Chromoting in Google Chrome on Linux prior to 149.0.7827.53 allowed a remote attacker to perform OS-level privilege escalation via malicious network traffic. (Chromium security severity: Medium)

How urgent is CVE-2026-11170?

Priority 42/100. High severity; Remotely exploitable, no login, no user action; On your watchlist

Software pages

Google Chrome vulnerabilities · Chromium vulnerabilities

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References

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