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Vulnerability details: VCID-fqev-t45f-ykfc
Vulnerability ID VCID-fqev-t45f-ykfc
Aliases CVE-2022-4921
Summary Use after free in Accessibility in Google Chrome prior to 99.0.4844.51 allowed a remote attacker who convinced a user to engage in specific UI gestures to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Low)
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 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
epss 0.00963 https://api.first.org/data/v1/epss?cve=CVE-2022-4921
cvssv3.1 8.8 https://chromereleases.googleblog.com/2022/03/stable-channel-update-for-desktop.html
ssvc Track https://chromereleases.googleblog.com/2022/03/stable-channel-update-for-desktop.html
cvssv3.1 8.8 https://crbug.com/1262902
ssvc Track https://crbug.com/1262902
cvssv3.1 8.8 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
ssvc Track https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2022-4921
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2022-4921
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0789
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0790
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0791
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0792
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0793
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0794
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0795
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0796
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0797
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0798
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0799
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0800
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0801
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0802
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0803
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0804
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0805
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0806
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0807
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0808
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0809
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-4921
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-4922
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-4923
1262902 https://crbug.com/1262902
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-2022-4921 https://nvd.nist.gov/vuln/detail/CVE-2022-4921
PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2022/03/stable-channel-update-for-desktop.html
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://chromereleases.googleblog.com/2022/03/stable-channel-update-for-desktop.html
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:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-10-03T13:39:09Z/ Found at https://chromereleases.googleblog.com/2022/03/stable-channel-update-for-desktop.html
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://crbug.com/1262902
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:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-10-03T13:39:09Z/ Found at https://crbug.com/1262902
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
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:N/A:N/T:T/P:M/B:A/M:M/D:T/2024-10-03T13:39:09Z/ Found at https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ/
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-2022-4921
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 0.75603
EPSS Score 0.00963
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T09:54:10.393755+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2022/4xxx/CVE-2022-4921.json 37.0.0