CVE-2026-4450
published 2026-03-20CVE-2026-4450: Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page…
PriorityP349high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
0.28%
20.3th percentile
Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 146.0.7680.153-1~deb12u1 | 146.0.7680.153-1~deb12u1 |
| chromium | chromium | >= 0 < 146.0.7680.153-1~deb13u1 | 146.0.7680.153-1~deb13u1 |
| chromium | chromium | >= 0 < 146.0.7680.153-1 | 146.0.7680.153-1 |
| debian | chromium | < chromium 146.0.7680.153-1~deb12u1 (bookworm) | chromium 146.0.7680.153-1~deb12u1 (bookworm) |
| chrome | < 146.0.7680.153 | 146.0.7680.153 | |
| chrome | >= 146.0.7680.153 < 146.0.7680.153 | 146.0.7680.153 | |
| chrome_chrome | — | — | |
| msrc | microsoft_edge | — | — |
| paloalto | prisma_browser | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
osv8.8HIGH
vendor_debian8.8HIGH
vendor_msrc8.8HIGH
vendor_redhat8.8HIGH
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Palo Alto
PAN-SA-2026-0007 Chromium and Prisma Browser: Monthly Vulnerability Update (May 2026)
vendor_paloalto·2026-05-13·CVSS 8.8
CVE-2026-4439 [HIGH] PAN-SA-2026-0007 Chromium and Prisma Browser: Monthly Vulnerability Update (May 2026)
PAN-SA-2026-0007 Chromium and Prisma Browser: Monthly Vulnerability Update (May 2026)
Palo Alto Networks incorporated the following Chromium security fixes into our products: https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_22.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_15.html https://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop.html CVE Summary CVE-2026-4439 Out of bounds memory access in WebGL CVE-2026-4440 Out of bounds read and write in WebGL CVE-2026-4441 Use after free in Base CVE-2026-4442 Heap buffer overflow in
Red Hat
chromium-browser: Out of bounds write in V8
vendor_redhat·2026-03-18·CVSS 8.8
CVE-2026-4450 [HIGH] CWE-787 chromium-browser: Out of bounds write in V8
chromium-browser: Out of bounds write in V8
Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
An out of bounds write flaw was found in the V8 component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=487746373
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
Chrome
Stable Channel Update for Desktop: CVE-2026-4449
vendor_chrome·2026-03-18·CVSS 8.8
CVE-2026-4449 [HIGH] Stable Channel Update for Desktop: CVE-2026-4449
Stable Channel Update for Desktop
CVE-2026-4449: Use after free in Blink. Reported by Syn4pse on 2026-02-24 [TBD][ 487746373 ] High CVE-2026-4450: Out of bounds write in V8
Reported by qymag1c on 2026-02-26 [TBD][ 487768779 ] High CVE-2026-4451: Insufficient validation of untrusted input in Navigation
Severity: high
Microsoft
Chromium: CVE-2026-4450 Out of bounds write in V8
vendor_msrc·2026-03-10·CVSS 8.8
CVE-2026-4450 [HIGH] Chromium: CVE-2026-4450 Out of bounds write in V8
Chromium: CVE-2026-4450 Out of bounds write in V8
Description: This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
FAQ: Why is this Chrome CVE included in the Security Update Guide?
The vulnerability assigned to this CVE is in Chromium Open Source Software (OSS) which is consumed by Microsoft Edge (Chromium-based). It is being documented in the Security Update Guide to announce that the latest version of Microsoft Edge (Chromium-based) is no longer vulnerable.
How can I see the version of the browser?
In your Microsoft Edge browser, click on the 3 dots (...) on the very right-hand side of the window
Click on Help and Feedback
Click on About Microsoft Edge
FAQ: Wha
Debian
CVE-2026-4450: chromium - Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a rem...
vendor_debian·2026·CVSS 8.8
CVE-2026-4450 [HIGH] CVE-2026-4450: chromium - Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a rem...
Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Scope: local
bookworm: resolved (fixed in 146.0.7680.153-1~deb12u1)
bullseye: open
forky: resolved (fixed in 146.0.7680.153-1)
sid: resolved (fixed in 146.0.7680.153-1)
trixie: resolved (fixed in 146.0.7680.153-1~deb13u1)
OSV
CVE-2026-4450: Out of bounds write in V8 in Google Chrome prior to 146
osv·2026-03-20·CVSS 8.8
CVE-2026-4450 [HIGH] CVE-2026-4450: Out of bounds write in V8 in Google Chrome prior to 146
Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
GHSA
GHSA-999p-9mfm-ffqr: Out of bounds write in V8 in Google Chrome prior to 146
ghsa_unreviewed·2026-03-20
CVE-2026-4450 [HIGH] CWE-787 GHSA-999p-9mfm-ffqr: Out of bounds write in V8 in Google Chrome prior to 146
Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
No detection rules found.
No public exploits indexed.
Wiz
CVE-2026-4450 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.8
CVE-2026-4450 [HIGH] CVE-2026-4450 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-4450 :
vulnerability analysis and mitigation
Out of bounds write in V8 in Google Chrome prior to 146.0.7680.153 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Source : NVD
## 8.8
Score
Published March 20, 2026
Severity HIGH
CNA Score 8.8
Has Public Exploit No
Has CISA KEV Exploit No
CISA KEV Release Date N/A
CISA KEV Due Date N/A
Exploitation Probability Percentile (EPSS) 27.9
Exploitation Probability (EPSS) 0.1
Affected packages and libraries
chromium-qt5-ui
chromium-qt6-ui
Sources
Alpine 3.23, edge Severity HIGH Has Fix Added at: Mar 29, 2026
Debian 11 Severity HIGH No Fix Added at: Mar 20, 2026
Debian 12, 13, 14 Severity HIGH Has Fix Added at: Mar 20, 2026
Echo Severity HIGH
Bugzilla
CVE-2026-26130 asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation
bugzilla·2026-03-10·CVSS 7.5
CVE-2026-26130 [HIGH] CVE-2026-26130 asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation
CVE-2026-26130 asp.net: ASP.NET Core: Denial of Service via uncontrolled resource allocation
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Discussion:
This issue has been addressed in the following products:
Red Hat Enterprise Linux 10
Via RHSA-2026:4450 https://access.redhat.com/errata/RHSA-2026:4450
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 10
Via RHSA-2026:4453 https://access.redhat.com/errata/RHSA-2026:4453
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 10
Via RHSA-2026:4451 https://access.redhat.com/errata/RHSA-2026:4451
---
This issue has been addressed in the following products:
Red Hat Enterprise Li
Bugzilla
CVE-2026-26127 .net: .NET: Denial of Service via out-of-bounds read
bugzilla·2026-03-10·CVSS 7.5
CVE-2026-26127 [HIGH] CVE-2026-26127 .net: .NET: Denial of Service via out-of-bounds read
CVE-2026-26127 .net: .NET: Denial of Service via out-of-bounds read
Out-of-bounds read in .NET allows an unauthorized attacker to deny service over a network.
Discussion:
This issue has been addressed in the following products:
Red Hat Enterprise Linux 10
Via RHSA-2026:4450 https://access.redhat.com/errata/RHSA-2026:4450
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 10
Via RHSA-2026:4453 https://access.redhat.com/errata/RHSA-2026:4453
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 8
Via RHSA-2026:4443 https://access.redhat.com/errata/RHSA-2026:4443
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 8
Via RHSA-2026:4458 https://access.redhat.com/errata/RHSA-2026
2026-03-20
Published