How severe is CVE-2019-13668?

CVE-2019-13668 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2019-13668 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-13668?

CVE-2019-13668 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-13668?

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.

When was CVE-2019-13668 published?

CVE-2019-13668 was published on 2019-11-25 and last updated on 2026-06-17.

CVE-2019-13668

CVE-2019-13668 is a high-severity vulnerability in Google Chrome with a CVSS 3.x base score of 7.4. 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-281.

Key facts

Severity: High (CVSS 3.x base score 7.4)
CVSS v2: 4.3
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-281
Affected product: Google Chrome
Published: 2019-11-25
Last modified: 2026-06-17

Description

Insufficient policy enforcement in developer tools in Google Chrome prior to 77.0.3865.75 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

Frequently asked questions

What is CVE-2019-13668?: Insufficient policy enforcement in developer tools in Google Chrome prior to 77.0.3865.75 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
How severe is CVE-2019-13668?: CVE-2019-13668 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2019-13668 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-13668?: CVE-2019-13668 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-13668?: 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.
When was CVE-2019-13668 published?: CVE-2019-13668 was published on 2019-11-25 and last updated on 2026-06-17.

References

Affected products (1)

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

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