How severe is CVE-2019-13680?

CVE-2019-13680 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2019-13680 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-13680?

CVE-2019-13680 affects Google Chrome. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-13680?

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

When was CVE-2019-13680 published?

CVE-2019-13680 was published on 2019-11-25 and last updated on 2026-06-17.

CVE-2019-13680

CVE-2019-13680 is a medium-severity vulnerability in Google Chrome with a CVSS 3.x base score of 5.3. 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 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Google Chrome
Published: 2019-11-25
Last modified: 2026-06-17

Description

Inappropriate implementation in TLS in Google Chrome prior to 77.0.3865.75 allowed a remote attacker to spoof client IP address to websites via crafted TLS connections.

Frequently asked questions

What is CVE-2019-13680?: Inappropriate implementation in TLS in Google Chrome prior to 77.0.3865.75 allowed a remote attacker to spoof client IP address to websites via crafted TLS connections.
How severe is CVE-2019-13680?: CVE-2019-13680 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2019-13680 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-13680?: CVE-2019-13680 affects Google Chrome. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-13680?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-13680 published?: CVE-2019-13680 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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