SB2026093061 - Multiple vulnerabilities in Google Chrome



SB2026093061 - Multiple vulnerabilities in Google Chrome

Published: September 30, 2026

Security Bulletin ID SB2026093061
CSH Severity
High
Patch available
YES
Number of vulnerabilities 32
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 72% Medium 6% Low 22%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 32 vulnerabilities.


1) Use of uninitialized resource (CVE-ID: CVE-2026-102325)

CWE-ID: CWE-908 - Use of Uninitialized Resource

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to usage of uninitialized resources in Skia in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.


2) Spoofing attack (CVE-ID: CVE-2026-102305)

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

CVSSv4: 0 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to mislead users about sign-in information.

The vulnerability exists due to UI misrepresentation in SignIn when a victim interacts with sign-in functionality. A remote attacker can cause a UI misrepresentation to mislead users about sign-in information.


3) Spoofing attack (CVE-ID: CVE-2026-102314)

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to misrepresent browser UI.

The vulnerability exists due to improper user interface representation in TabStrip when a victim opens crafted web content. A remote attacker can supply crafted web content for a victim to open to misrepresent browser UI.


4) Incorrect authorization (CVE-ID: CVE-2026-102330)

CWE-ID: CWE-863 - Incorrect Authorization

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to perform unauthorized actions.

The vulnerability exists due to incorrect authorization in SiteIsolation when handling web content. A remote attacker can cause a user to interact with web content to perform unauthorized actions.


5) Incorrect authorization (CVE-ID: CVE-2026-102327)

CWE-ID: CWE-863 - Incorrect Authorization

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to bypass authorization controls.

The vulnerability exists due to incorrect authorization in WebView when using WebView. A remote attacker can exploit the authorization flaw to bypass authorization controls.

User interaction is required.


6) Missing Authorization (CVE-ID: CVE-2026-102310)

CWE-ID: CWE-862 - Missing Authorization

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to perform unauthorized payment-related actions.

The vulnerability exists due to missing authorization in Payments when processing payment-related actions. A remote attacker can exploit the authorization flaw to perform unauthorized payment-related actions.

User interaction is required.


7) Missing Authorization (CVE-ID: CVE-2026-102320)

CWE-ID: CWE-862 - Missing Authorization

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to disclose sensitive information.

The vulnerability exists due to missing authorization in CORS when processing a crafted cross-origin request. A remote attacker can cause the browser to process a crafted cross-origin request to disclose sensitive information.

User interaction is required.


8) Type Confusion (CVE-ID: CVE-2026-102321)

CWE-ID: CWE-843 - Type confusion

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


9) Buffer overflow (CVE-ID: CVE-2026-102302)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a boundary error in V8 in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger a buffer overflow and execute arbitrary code on the system.


10) Use of uninitialized resource (CVE-ID: CVE-2026-102315)

CWE-ID: CWE-908 - Use of Uninitialized Resource

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to usage of uninitialized resources in Media in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.


11) Cross-site scripting (CVE-ID: CVE-2026-102329)

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]


The vulnerability allows a remote attacker to execute arbitrary script.

The vulnerability exists due to cross-site scripting in WebUI when a victim interacts with crafted web content. A remote attacker can trick the victim into interacting with crafted web content to execute arbitrary script.


12) Out-of-bounds read (CVE-ID: CVE-2026-102318)

CWE-ID: CWE-125 - Out-of-bounds read

CVSSv4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the WebGL component in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger an out-of-bounds read error and gain access to sensitive information.


13) Use-after-free (CVE-ID: CVE-2026-102324)

CWE-ID: CWE-416 - Use After Free

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the PictureInPicture component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


14) Use of uninitialized resource (CVE-ID: CVE-2026-102319)

CWE-ID: CWE-908 - Use of Uninitialized Resource

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to usage of uninitialized resources in GPU in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.


15) Out-of-bounds write (CVE-ID: CVE-2026-102301)

CWE-ID: CWE-787 - Out-of-bounds write

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML content in GPU. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger out-of-bounds write and execute arbitrary code on the target system.


16) Use-after-free (CVE-ID: CVE-2026-102308)

CWE-ID: CWE-416 - Use After Free

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the Views component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


17) Buffer overflow (CVE-ID: CVE-2026-102331)

CWE-ID: CWE-119 - Memory corruption

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a boundary error in ANGLE in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger a buffer overflow and execute arbitrary code on the system.


18) Use-after-free (CVE-ID: CVE-2026-102309)

CWE-ID: CWE-416 - Use After Free

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the FullScreen component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


19) Type Confusion (CVE-ID: CVE-2026-102328)

CWE-ID: CWE-843 - Type confusion

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


20) Use-after-free (CVE-ID: CVE-2026-102304)

CWE-ID: CWE-416 - Use After Free

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the Passwords component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


21) Use-after-free (CVE-ID: CVE-2026-102316)

CWE-ID: CWE-416 - Use After Free

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the Views component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


22) Type Confusion (CVE-ID: CVE-2026-102326)

CWE-ID: CWE-843 - Type confusion

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


23) Use of uninitialized resource (CVE-ID: CVE-2026-102300)

CWE-ID: CWE-908 - Use of Uninitialized Resource

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to usage of uninitialized resources in WebGPU in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.


24) Use of uninitialized resource (CVE-ID: CVE-2026-102311)

CWE-ID: CWE-908 - Use of Uninitialized Resource

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to usage of uninitialized resources in GPU in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.


25) Use of uninitialized resource (CVE-ID: CVE-2026-102303)

CWE-ID: CWE-908 - Use of Uninitialized Resource

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to usage of uninitialized resources in GPU in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.


26) Type Confusion (CVE-ID: CVE-2026-102323)

CWE-ID: CWE-843 - Type confusion

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


27) Use of uninitialized resource (CVE-ID: CVE-2026-102307)

CWE-ID: CWE-908 - Use of Uninitialized Resource

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to usage of uninitialized resources in Dawn in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.


28) Use-after-free (CVE-ID: CVE-2026-102306)

CWE-ID: CWE-416 - Use After Free

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the Bluetooth component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


29) Type Confusion (CVE-ID: CVE-2026-102299)

CWE-ID: CWE-843 - Type confusion

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error within the V8 component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


30) Use of uninitialized resource (CVE-ID: CVE-2026-102313)

CWE-ID: CWE-908 - Use of Uninitialized Resource

CVSSv4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to usage of uninitialized resources in ANGLE in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and compromise the affected system.


31) Spoofing attack (CVE-ID: CVE-2026-102312)

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

CVSSv4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to spoof browser interface information.

The vulnerability exists due to improper user interface representation in the Omnibox when a user interacts with web content. A remote attacker can exploit the UI misrepresentation to spoof browser interface information.


32) Improper privilege management (CVE-ID: CVE-2026-102317)

CWE-ID: CWE-269 - Improper Privilege Management

CVSSv4: 7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to escalate privileges.

The vulnerability exists due to improper privilege management in Mojo when managing privileges. A remote attacker can exploit the improper privilege management flaw to escalate privileges.


Remediation

Install update from vendor's website.

References