How severe is CVE-2019-5804?

CVE-2019-5804 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2019-5804 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-5804?

CVE-2019-5804 primarily affects Google Chrome. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-5804?

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

When was CVE-2019-5804 published?

CVE-2019-5804 was published on 2019-05-23 and last updated on 2026-06-17.

CVE-2019-5804

CVE-2019-5804 is a medium-severity vulnerability in Google Chrome with a CVSS 3.x base score of 5.5. 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-88.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-88
Affected product: Google Chrome
Published: 2019-05-23
Last modified: 2026-06-17

Description

Incorrect command line processing in Chrome in Google Chrome prior to 73.0.3683.75 allowed a local attacker to perform domain spoofing via a crafted domain name.

Frequently asked questions

What is CVE-2019-5804?: Incorrect command line processing in Chrome in Google Chrome prior to 73.0.3683.75 allowed a local attacker to perform domain spoofing via a crafted domain name.
How severe is CVE-2019-5804?: CVE-2019-5804 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2019-5804 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-5804?: CVE-2019-5804 primarily affects Google Chrome. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-5804?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-5804 published?: CVE-2019-5804 was published on 2019-05-23 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:backports:sle-15:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:*

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