CVE-2026-13984: Incorrect security UI in TabStrip in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to perform

Q: How do I fix CVE-2026-13984?

chrome: upgrade to 150.0.7871.47. Exact commands for each OS are on this page.

Q: Is CVE-2026-13984 being exploited?

CVE-2026-13984 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-2026-13984 affect?

CVE-2026-13984 affects chrome. Severity is medium (CVSS 4.3). Incorrect security UI in TabStrip in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

Q: How urgent is CVE-2026-13984?

Priority 19/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2026-13984 is a medium-severity flaw (CVSS 4.3) affecting chrome. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Incorrect security UI in TabStrip in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-290, CWE-451
Published	2026-06-30
Last modified	2026-10-25

Publisher (CNA): Chrome · Vendor: google

Last updated 2026-10-25 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-30 23:17 UTCPublished CVE record published
2026-10-25 21:10 UTCUpdated Record last modified

google chrome UPGRADE

Affected: < 150.0.7871.47

Fixed in: 150.0.7871.47

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 150.0.7871.47 (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-2026-13984?

chrome: upgrade to 150.0.7871.47. Exact commands for each OS are on this page.

Is CVE-2026-13984 being exploited?

CVE-2026-13984 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-2026-13984 affect?

CVE-2026-13984 affects chrome. Severity is medium (CVSS 4.3). Incorrect security UI in TabStrip in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Medium)

How urgent is CVE-2026-13984?

Priority 19/100. No elevated risk signals yet.

Software pages

Google Chrome vulnerabilities · Chromium vulnerabilities

Related CVEs

CVE-2026-6299 HIGH 8.8 UPGRADE Use after free in Prerender in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbi
CVE-2026-6300 HIGH 8.8 UPGRADE Use after free in CSS in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbitrary
CVE-2026-6307 HIGH 8.8 UPGRADE Type Confusion in Turbofan in Google Chrome prior to 147.0.7727.101 allowed a remote attacker to execute arbit
CVE-2026-8018 HIGH 8.1 UPGRADE Insufficient policy enforcement in DevTools in Google Chrome prior to 148.0.7778.96 allowed a remote attacker
CVE-2026-8016 HIGH 8.8 UPGRADE Use after free in WebRTC in Google Chrome prior to 148.0.7778.96 allowed a remote attacker to execute arbitrar

References

← Back to latest CVEs