How severe is CVE-2026-3928?

CVE-2026-3928 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2026-3928 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-3928?

CVE-2026-3928 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-3928?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-3928 have an EU (EUVD) identifier?

Yes. CVE-2026-3928 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11448.

When was CVE-2026-3928 published?

CVE-2026-3928 was published on 2026-03-11 and last updated on 2026-06-17.

CVE-2026-3928

CVE-2026-3928 is a medium-severity vulnerability in Google Chrome with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-451.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (2nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-11448
Weakness: CWE-451
Affected product: Google Chrome
Published: 2026-03-11
Last modified: 2026-06-17

Description

Insufficient policy enforcement in Extensions in Google Chrome prior to 146.0.7680.71 allowed an attacker who convinced a user to install a malicious extension to perform UI spoofing via a crafted Chrome Extension. (Chromium security severity: Medium)

Frequently asked questions

What is CVE-2026-3928?: Insufficient policy enforcement in Extensions in Google Chrome prior to 146.0.7680.71 allowed an attacker who convinced a user to install a malicious extension to perform UI spoofing via a crafted Chrome Extension. (Chromium security severity: Medium)
How severe is CVE-2026-3928?: CVE-2026-3928 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2026-3928 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-3928?: CVE-2026-3928 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-3928?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-3928 have an EU (EUVD) identifier?: Yes. CVE-2026-3928 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-11448.
When was CVE-2026-3928 published?: CVE-2026-3928 was published on 2026-03-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

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