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Vulnerability details: VCID-c44r-cndd-dqar
Vulnerability ID VCID-c44r-cndd-dqar
Aliases CVE-2021-30591
Summary Use after free in File System API in Google Chrome prior to 92.0.4515.131 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-416 Use After Free
System Score Found at
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
epss 0.00589 https://api.first.org/data/v1/epss?cve=CVE-2021-30591
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30591
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2021-30591
archlinux High https://security.archlinux.org/AVG-2246
archlinux High https://security.archlinux.org/AVG-2247
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-30591
https://chromereleases.googleblog.com/2021/08/the-stable-channel-has-been-updated-to.html
https://crbug.com/1229298
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30591
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-202108-4 https://security.archlinux.org/ASA-202108-4
ASA-202108-6 https://security.archlinux.org/ASA-202108-6
AVG-2246 https://security.archlinux.org/AVG-2246
AVG-2247 https://security.archlinux.org/AVG-2247
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-2021-30591 https://nvd.nist.gov/vuln/detail/CVE-2021-30591
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-2021-30591
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:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-30591
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 0.68194
EPSS Score 0.00589
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:37:15.734245+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.15/community.json 37.0.0