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Vulnerability details: VCID-21xz-1hjx-9fcs
Vulnerability ID VCID-21xz-1hjx-9fcs
Aliases CVE-2026-4453
Summary chromium-browser: Integer overflow in Dawn
Status Published
Exploitability 0.5
Weighted Severity 6.7
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-190 Integer Overflow or Wraparound
CWE-472 External Control of Assumed-Immutable Web Parameter
System Score Found at
cvssv3 7.4 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-4453.json
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-4453
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-4453
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-4453
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-4453
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-4453
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-4453
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-4453
epss 0.00029 https://api.first.org/data/v1/epss?cve=CVE-2026-4453
cvssv3.1 4.3 https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html
ssvc Track https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html
cvssv3.1 4.3 https://issues.chromium.org/issues/488400770
ssvc Track https://issues.chromium.org/issues/488400770
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-4453.json
https://api.first.org/data/v1/epss?cve=CVE-2026-4453
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-4453
2449387 https://bugzilla.redhat.com/show_bug.cgi?id=2449387
488400770 https://issues.chromium.org/issues/488400770
stable-channel-update-for-desktop_18.html https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-4453.json
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: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.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:P/P:M/B:A/M:M/D:T/2026-03-20T14:54:03Z/ Found at https://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_18.html
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://issues.chromium.org/issues/488400770
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:P/P:M/B:A/M:M/D:T/2026-03-20T14:54:03Z/ Found at https://issues.chromium.org/issues/488400770
Exploit Prediction Scoring System (EPSS)
Percentile 0.0829
EPSS Score 0.00029
Published At April 2, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:30:28.431761+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-4453.json 38.0.0