CVE-2019-5754

MEDIUMNVD 6.56.5—Trending — 4 sources updated this week

6.5

Implementation error in QUIC Networking in Google Chrome prior to 72.0.3626.81 allowed an attacker running or able to cause use of a proxy server to obtain cleartext of transport encryption via malicious network proxy.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 30.5%
KEV: Not listed

Published

February 19, 2019

Last Modified

November 21, 2024

References (14)

chrome-cve-admin@googlehttp://www.securityfocus.com/bid/106767
chrome-cve-admin@googlehttps://access.redhat.com/errata/RHSA-2019:0309
chrome-cve-admin@googlehttps://chromereleases.googleblog.com/2019/01/stable-channel-update-for-desktop.html
chrome-cve-admin@googlehttps://crbug.com/914497
chrome-cve-admin@googlehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JVFHYCJGMZQUKYSIE2BXE4NLEGFGUXU5/
chrome-cve-admin@googlehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQOP53LXXPRGD4N5OBKGQTSMFXT32LF6/
chrome-cve-admin@googlehttps://www.debian.org/security/2019/dsa-4395
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/106767
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2019:0309
af854a3a-2127-422b-91ae-364da2661108https://chromereleases.googleblog.com/2019/01/stable-channel-update-for-desktop.html
af854a3a-2127-422b-91ae-364da2661108https://crbug.com/914497
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JVFHYCJGMZQUKYSIE2BXE4NLEGFGUXU5/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZQOP53LXXPRGD4N5OBKGQTSMFXT32LF6/
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2019/dsa-4395

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
redhat	chromium-browser-0:72.0.3626.81-1.el6_10	2019-02-12	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(1)

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

CWE-327Use of a Broken or Risky Cryptographic Algorithm

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-2019:0309CRITICAL2019-01-29
RHSA-2019:0309 — Critical

Data Freshness Timeline

(refreshed 14× 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 22:25 UTCEG score recompute
2026-05-27 22:25 UTCVendor advisory
2026-05-27 22:25 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-2019-5754?

CVE-2019-5754 is a medium vulnerability published on February 19, 2019. Implementation error in QUIC Networking in Google Chrome prior to 72.0.3626.81 allowed an attacker running or able to cause use of a proxy server to obtain cleartext of transport encryption via malicious network proxy.

When was CVE-2019-5754 disclosed?

CVE-2019-5754 was first published in the National Vulnerability Database on February 19, 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-2019-5754 actively exploited?

CVE-2019-5754 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 30.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2019-5754?

CVE-2019-5754 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2019-5754?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-5754, 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-2019-5754

Published

Last Modified

References (14)

Patch Availability(1)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-5754?

Same vendor

Same CWE

CVE-2019-5754

📅 Published

🔄 Last Modified

🔗 References (14)

Patch Availability(1)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2019-5754?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

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Last Modified

References (14)

Frequently asked(5)

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