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Vulnerability details: VCID-bac1-nkkd-xfcx
Vulnerability ID VCID-bac1-nkkd-xfcx
Aliases CVE-2019-5866
Summary Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
epss 0.00421 https://api.first.org/data/v1/epss?cve=CVE-2019-5866
epss 0.00421 https://api.first.org/data/v1/epss?cve=CVE-2019-5866
epss 0.00421 https://api.first.org/data/v1/epss?cve=CVE-2019-5866
epss 0.00421 https://api.first.org/data/v1/epss?cve=CVE-2019-5866
epss 0.00421 https://api.first.org/data/v1/epss?cve=CVE-2019-5866
epss 0.00421 https://api.first.org/data/v1/epss?cve=CVE-2019-5866
epss 0.00421 https://api.first.org/data/v1/epss?cve=CVE-2019-5866
epss 0.00421 https://api.first.org/data/v1/epss?cve=CVE-2019-5866
epss 0.00421 https://api.first.org/data/v1/epss?cve=CVE-2019-5866
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-5866
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2019-5866
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2019-5866
https://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop.html
https://crbug.com/978382
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-5866
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
CVE-2019-5866 https://nvd.nist.gov/vuln/detail/CVE-2019-5866
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-5866
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-5866
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.61871
EPSS Score 0.00421
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T16:33:52.418474+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 38.0.0