How severe is CVE-2026-11166?

CVE-2026-11166 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2026-11166 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-11166?

CVE-2026-11166 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-11166?

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

Does CVE-2026-11166 have an EU (EUVD) identifier?

Yes. CVE-2026-11166 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34627.

When was CVE-2026-11166 published?

CVE-2026-11166 was published on 2026-06-04 and last updated on 2026-06-17.

CVE-2026-11166

CVE-2026-11166 is a medium-severity vulnerability in Google Chrome with a CVSS 3.x base score of 6.8. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-34627
Weakness: CWE-79
Affected product: Google Chrome
Published: 2026-06-04
Last modified: 2026-06-17

Description

Inappropriate implementation in SVG in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: Medium)

Frequently asked questions

What is CVE-2026-11166?: Inappropriate implementation in SVG in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to inject arbitrary scripts or HTML (UXSS) via a crafted HTML page. (Chromium security severity: Medium)
How severe is CVE-2026-11166?: CVE-2026-11166 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2026-11166 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-11166?: CVE-2026-11166 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-11166?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-11166 have an EU (EUVD) identifier?: Yes. CVE-2026-11166 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-34627.
When was CVE-2026-11166 published?: CVE-2026-11166 was published on 2026-06-04 and last updated on 2026-06-17.

References

Affected products (1)

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

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