How severe is CVE-2023-3734?

CVE-2023-3734 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-2023-3734 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-3734?

CVE-2023-3734 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-3734?

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

When was CVE-2023-3734 published?

CVE-2023-3734 was published on 2023-08-01 and last updated on 2026-06-17.

CVE-2023-3734

CVE-2023-3734 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.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Chrome
Published: 2023-08-01
Last modified: 2026-06-17

Description

Inappropriate implementation in Picture In Picture in Google Chrome prior to 115.0.5790.98 allowed a remote attacker to potentially spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (Chromium security severity: Medium)

Frequently asked questions

What is CVE-2023-3734?: Inappropriate implementation in Picture In Picture in Google Chrome prior to 115.0.5790.98 allowed a remote attacker to potentially spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (Chromium security severity: Medium)
How severe is CVE-2023-3734?: CVE-2023-3734 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-2023-3734 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-3734?: CVE-2023-3734 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-3734?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-3734 published?: CVE-2023-3734 was published on 2023-08-01 and last updated on 2026-06-17.

References

Affected products (1)

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

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