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Vulnerability details: VCID-uf5j-gx5z-sygb
Vulnerability ID VCID-uf5j-gx5z-sygb
Aliases CVE-2021-30571
Summary Insufficient policy enforcement in DevTools in Google Chrome prior to 92.0.4515.107 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted HTML page.
Status Published
Exploitability 0.5
Weighted Severity 8.6
Risk 4.3
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-863 Incorrect Authorization
System Score Found at
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
epss 0.00235 https://api.first.org/data/v1/epss?cve=CVE-2021-30571
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30571
cvssv3.1 9.6 https://nvd.nist.gov/vuln/detail/CVE-2021-30571
archlinux High https://security.archlinux.org/AVG-2200
archlinux High https://security.archlinux.org/AVG-2202
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-30571
https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop_20.html
https://crbug.com/1101897
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30571
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5LVY4WIWTVVYKQMROJJS365TZBKEARCF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IPJPUSAWIJMQFBQQQYXAICLI4EKFQOH6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QW4R2K5HVJ4R6XDZYOJCCFPIN2XHNS3L/
990079 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=990079
ASA-202107-47 https://security.archlinux.org/ASA-202107-47
ASA-202107-74 https://security.archlinux.org/ASA-202107-74
AVG-2200 https://security.archlinux.org/AVG-2200
AVG-2202 https://security.archlinux.org/AVG-2202
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:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
CVE-2021-30571 https://nvd.nist.gov/vuln/detail/CVE-2021-30571
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30571
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:R/S:C/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30571
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 0.46449
EPSS Score 0.00235
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:30:41.756877+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.17/community.json 37.0.0