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Vulnerability details: VCID-z5y9-krw5-2qdr
Vulnerability ID VCID-z5y9-krw5-2qdr
Aliases CVE-2021-38023
Summary Use after free in Extensions in Google Chrome prior to 92.0.4515.107 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Status Published
Exploitability 0.5
Weighted Severity 7.9
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
epss 0.00161 https://api.first.org/data/v1/epss?cve=CVE-2021-38023
cvssv3.1 8.8 https://issues.chromium.org/issues/40056265
ssvc Track* https://issues.chromium.org/issues/40056265
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-38023
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-38023
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38023
40056265 https://issues.chromium.org/issues/40056265
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-2021-38023 https://nvd.nist.gov/vuln/detail/CVE-2021-38023
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://issues.chromium.org/issues/40056265
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
Vector: SSVCv2/E:P/A:N/T:T/P:M/B:A/M:M/D:R/2024-09-24T17:46:27Z/ Found at https://issues.chromium.org/issues/40056265
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-38023
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 0.37672
EPSS Score 0.00161
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T09:45:57.622900+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2021/38xxx/CVE-2021-38023.json 37.0.0