Google Chrome up to 146.0.7680.75 on macOS Dawn external control of assumed-immutable web parameter

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical has been found in Google Chrome on macOS. Affected by this issue is some unknown functionality of the component Dawn. This manipulation causes external control of assumed-immutable web parameter. This vulnerability is tracked as CVE-2026-4453. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Google Chrome on macOS. Affected by this vulnerability is some unknown processing of the component Dawn. The manipulation with an unknown input leads to a external control of assumed-immutable web parameter vulnerability. The CWE definition for the vulnerability is CWE-472. The web application does not sufficiently verify inputs that are assumed to be immutable but are actually externally controllable, such as hidden form fields. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Integer overflow in Dawn in Google Chrome on Mac prior to 146.0.7680.153 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

It is possible to read the advisory at chromereleases.googleblog.com. This vulnerability is known as CVE-2026-4453 since 03/19/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/25/2026).

The vulnerability scanner Nessus provides a plugin with the ID 303234 (Debian dsa-6171 : chromium - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 146.0.7680.153 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (303234) and CERT Bund (WID-SEC-2026-0808). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • Google Chrome

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 4.3
ADP CISA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: External control of assumed-immutable web parameter
CWE: CWE-472
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 303234
Nessus Name: Debian dsa-6171 : chromium - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 146.0.7680.153

Timelineinfo

03/19/2026 CVE reserved
03/20/2026 +1 days Advisory disclosed
03/20/2026 +0 days VulDB entry created
03/25/2026 +5 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 488400
Status: Confirmed

CVE: CVE-2026-4453 (🔒)
GCVE (CVE): GCVE-0-2026-4453
GCVE (VulDB): GCVE-100-351847
CERT Bund: WID-SEC-2026-0808 - Google Chrome: Mehrere Schwachstellen

Entryinfo

Created: 03/20/2026 07:36
Updated: 03/25/2026 13:10
Changes: 03/20/2026 07:36 (23), 03/20/2026 07:37 (35), 03/21/2026 02:35 (7), 03/23/2026 00:21 (2), 03/23/2026 03:04 (11), 03/25/2026 13:10 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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