How severe is CVE-2026-3538?

CVE-2026-3538 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-3538 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-3538?

CVE-2026-3538 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-3538?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-3538 have an EU (EUVD) identifier?

Yes. CVE-2026-3538 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9486.

When was CVE-2026-3538 published?

CVE-2026-3538 was published on 2026-03-04 and last updated on 2026-06-17.

CVE-2026-3538

CVE-2026-3538 is a high-severity vulnerability in Google Chrome with a CVSS 3.x base score of 8.8. 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-191.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9486
Weakness: CWE-191
Affected product: Google Chrome
Published: 2026-03-04
Last modified: 2026-06-17

Description

Integer overflow in Skia in Google Chrome prior to 145.0.7632.159 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page. (Chromium security severity: Critical)

Frequently asked questions

What is CVE-2026-3538?: Integer overflow in Skia in Google Chrome prior to 145.0.7632.159 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page. (Chromium security severity: Critical)
How severe is CVE-2026-3538?: CVE-2026-3538 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-3538 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-3538?: CVE-2026-3538 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-3538?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-3538 have an EU (EUVD) identifier?: Yes. CVE-2026-3538 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9486.
When was CVE-2026-3538 published?: CVE-2026-3538 was published on 2026-03-04 and last updated on 2026-06-17.

References

Affected products (1)

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

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