SB2025091213 - Multiple vulnerabilities in Microsoft Edge

Description

This security bulletin contains information about 2 vulnerabilities.

1) Improperly implemented security check for standard (CVE-ID: CVE-2025-10201)

CWE-ID: CWE-358 - Improperly Implemented Security Check for Standard

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

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

The vulnerability exists due to incorrect implementation in Mojo in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.

2) Use-after-free (CVE-ID: CVE-2025-10200)

CWE-ID: CWE-416 - Use After Free

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the Serviceworker 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.

Remediation

Install update from vendor's website.

References

• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-10201
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-10200