CVE-2026-106214: Information leak in Proxy in Google Chrome on on Windows prior to 155.0.8059.39 allowed an adjacent attacker t

Q: How do I fix CVE-2026-106214?

chrome: upgrade to 155.0.8059.39. Exact commands for each OS are on this page.

Q: Is CVE-2026-106214 being exploited?

CVE-2026-106214 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-2026-106214 affect?

CVE-2026-106214 affects chrome. Severity is medium (CVSS 5.3). Information leak in Proxy in Google Chrome on on Windows prior to 155.0.8059.39 allowed an adjacent attacker to obtain sensitive information via crafted network traffic. (Chromium security severity: High)

Q: How urgent is CVE-2026-106214?

Priority 26/100. Public exploit reference

Routine

MEDIUM 5.3UPGRADE

CVE-2026-106214 is a medium-severity flaw (CVSS 5.3) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Information leak in Proxy in Google Chrome on on Windows prior to 155.0.8059.39 allowed an adjacent attacker to obtain sensitive information via crafted network traffic. (Chromium security severity: High)

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Adjacent network
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 91%)
CISA exploited list	No
Weakness	CWE-200
Published	2026-10-06
Last modified	2026-10-07

Publisher (CNA): Chrome · Vendor: google

Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-10-06 19:17 UTCPublished CVE record published
2026-10-07 20:20 UTCUpdated Record last modified

google chrome UPGRADE

Affected: < 155.0.8059.39

Fixed in: 155.0.8059.39

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 155.0.8059.39 (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-2026-106214?

chrome: upgrade to 155.0.8059.39. Exact commands for each OS are on this page.

Is CVE-2026-106214 being exploited?

CVE-2026-106214 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-2026-106214 affect?

CVE-2026-106214 affects chrome. Severity is medium (CVSS 5.3). Information leak in Proxy in Google Chrome on on Windows prior to 155.0.8059.39 allowed an adjacent attacker to obtain sensitive information via crafted network traffic. (Chromium security severity: High)

How urgent is CVE-2026-106214?

Priority 26/100. Public exploit reference

Software pages

Windows vulnerabilities · Google Chrome vulnerabilities · Chromium vulnerabilities

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References

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