SB20251112167 - Multiple vulnerabilities in Prisma Access Browser
Published: November 12, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 23 secuirty vulnerabilities.
1) Improperly implemented security check for standard (CVE-ID: CVE-2025-12440)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to incorrect implementation in Autofill in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.
2) Spoofing attack (CVE-ID: CVE-2025-12447)
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of user-supplied input in Omnibox in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and spoof web page content.
3) Spoofing attack (CVE-ID: CVE-2025-12446)
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of user-supplied input in SplitView in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and spoof web page content.
4) Protection Mechanism Failure (CVE-ID: CVE-2025-12445)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient implementation of security measures in Extensions. A remote attacker can bypass implemented security restrictions.
5) Spoofing attack (CVE-ID: CVE-2025-12444)
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of user-supplied input in Fullscreen UI in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and spoof web page content.
6) Out-of-bounds read (CVE-ID: CVE-2025-12443)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the WebXR 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.
7) Out-of-bounds read (CVE-ID: CVE-2025-12441)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the V8 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.
8) Improperly implemented security check for standard (CVE-ID: CVE-2025-12439)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to incorrect implementation in App-Bound Encryption in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.
9) Type Confusion (CVE-ID: CVE-2025-12428)
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.
10) Use-after-free (CVE-ID: CVE-2025-12438)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within Ozone in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.
11) Use-after-free (CVE-ID: CVE-2025-12437)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within PageInfo in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.
12) Improper access control (CVE-ID: CVE-2025-12436)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to improper access restrictions in Extensions. A remote attacker can create a specially crafted web page, trick the victim into visiting it, bypass implemented security restrictions and gain unauthorized access to sensitive information.
13) Spoofing attack (CVE-ID: CVE-2025-12435)
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of user-supplied input in Omnibox in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and spoof web page content.
14) Race condition (CVE-ID: CVE-2025-12434)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to a race condition in Storage in Google Chrome. A remote attacker can trick the victim to open a specially crafted web page and bypass implemented security restrictions.
15) Improperly implemented security check for standard (CVE-ID: CVE-2025-12036)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to incorrect implementation in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.
16) Improperly implemented security check for standard (CVE-ID: CVE-2025-12433)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to incorrect implementation in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.
17) Race condition (CVE-ID: CVE-2025-12432)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a race condition in V8 in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage and execute arbitrary code on the target system.
18) Improperly implemented security check for standard (CVE-ID: CVE-2025-12431)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to incorrect implementation in Extensions in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.
19) Improper control of a resource through its lifetime (CVE-ID: CVE-2025-12430)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper control of object lifetime in Media in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger a stack-based buffer overflow and execute arbitrary code on the system.
20) Improperly implemented security check for standard (CVE-ID: CVE-2025-12429)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to incorrect implementation in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.
21) Input validation error (CVE-ID: CVE-2025-4616)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the system.
22) Protection Mechanism Failure (CVE-ID: CVE-2025-4617)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient policy enforcement. An attacker can trick the victim into opening a specially crafted website and bypass implemented security restrictions.
23) Information disclosure (CVE-ID: CVE-2025-4618)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application. A remote attacker can trick the victim into visiting a specially crafted website and gain access to sensitive information.
Remediation
Install update from vendor's website.