Google Chrome up to 144.0.7559.132 Ozone use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$5k-$25k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Google Chrome. The affected element is an unknown function of the component Ozone. This manipulation causes use after free. This vulnerability is handled as CVE-2026-2321. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome. It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Ozone. The manipulation with an unknown input leads to a use after free vulnerability. The CWE definition for the vulnerability is CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Use after free in Ozone in Google Chrome prior to 145.0.7632.45 allowed a remote attacker who convinced a user to engage in specific UI gestures to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: Medium)

It is possible to read the advisory at chromereleases.googleblog.com. This vulnerability is known as CVE-2026-2321 since 02/10/2026. 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 02/26/2026).

The vulnerability scanner Nessus provides a plugin with the ID 298717 (Linux Distros Unpatched Vulnerability : CVE-2026-2321), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 145.0.7632.45 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (298717). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

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

NVD Base Score: 8.8
NVD Vector: 🔒

ADP CISA Base Score: 8.8
ADP CISA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
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: 298717
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-2321

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Chrome 145.0.7632.45

Timelineinfo

02/10/2026 CVE reserved
02/11/2026 +1 days Advisory disclosed
02/11/2026 +0 days VulDB entry created
02/26/2026 +15 days VulDB entry last update

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 461877
Status: Confirmed

CVE: CVE-2026-2321 (🔒)
GCVE (CVE): GCVE-0-2026-2321
GCVE (VulDB): GCVE-100-345571

Entryinfo

Created: 02/11/2026 22:26
Updated: 02/26/2026 20:21
Changes: 02/11/2026 22:26 (58), 02/12/2026 12:49 (2), 02/13/2026 16:03 (11), 02/26/2026 20:21 (12)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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