CVE-2019-5838

MEDIUMNVD 4.34.3—

4.3

Insufficient policy enforcement in extensions API in Google Chrome prior to 75.0.3770.80 allowed an attacker who convinced a user to install a malicious extension to bypass restrictions on file URIs via a crafted Chrome Extension.

CVSS v3: 4.3
EG Score: 4.3(medium)
EPSS: 63.8%
KEV: Not listed

Published

June 27, 2019

Last Modified

November 21, 2024

References (16)

chrome-cve-admin@googlehttp://lists.opensuse.org/opensuse-security-announce/2019-06/msg00085.html
chrome-cve-admin@googlehttps://chromereleases.googleblog.com/2019/06/stable-channel-update-for-desktop.html
chrome-cve-admin@googlehttps://crbug.com/893087
chrome-cve-admin@googlehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPM7VPE27DUNJLXM4F5PAAEFFWOEND6X/
chrome-cve-admin@googlehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FKN4GPMBQ3SDXWB4HL45II5CZ7P2E4AI/
chrome-cve-admin@googlehttps://seclists.org/bugtraq/2019/Aug/19
chrome-cve-admin@googlehttps://security.gentoo.org/glsa/201908-18
chrome-cve-admin@googlehttps://www.debian.org/security/2019/dsa-4500
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00085.html
af854a3a-2127-422b-91ae-364da2661108https://chromereleases.googleblog.com/2019/06/stable-channel-update-for-desktop.html
af854a3a-2127-422b-91ae-364da2661108https://crbug.com/893087
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CPM7VPE27DUNJLXM4F5PAAEFFWOEND6X/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FKN4GPMBQ3SDXWB4HL45II5CZ7P2E4AI/
af854a3a-2127-422b-91ae-364da2661108https://seclists.org/bugtraq/2019/Aug/19
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201908-18

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
redhat	chromium-browser-0:75.0.3770.80-1.el6_10	2019-06-17	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Red HatRHSA-2019:1477LOW2019-06-04
RHSA-2019:1477 — Low

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 17:56 UTCEG score recompute
2026-05-27 17:56 UTCVendor advisory
2026-05-27 17:56 UTCGHSA enrichment
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2019-5838?

CVE-2019-5838 is a medium vulnerability published on June 27, 2019. Insufficient policy enforcement in extensions API in Google Chrome prior to 75.0.3770.80 allowed an attacker who convinced a user to install a malicious extension to bypass restrictions on file URIs via a crafted Chrome Extension.

When was CVE-2019-5838 disclosed?

CVE-2019-5838 was first published in the National Vulnerability Database on June 27, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2019-5838 actively exploited?

CVE-2019-5838 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 63.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-5838?

CVE-2019-5838 has a CVSS v3 base score of 4.3 (NVD).

How do I remediate CVE-2019-5838?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-5838, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2019-5838

Published

Last Modified

References (16)

Patch Availability(1)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-5838?

Same vendor

Same CWE

CVE-2019-5838

📅 Published

🔄 Last Modified

🔗 References (16)

Patch Availability(1)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-5838?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

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Last Modified

References (16)

Frequently asked(5)

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