ISN 2025-26: Chromium Vulnerability Exploited in the Wild

Updated 9 July 2025 (Corrected Chromium fix version, OS 11 fix version)

First published 2 July 2025

CVSS:3.1: 8.8 (High)

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

A security vulnerability has been found in Chromium, a web browser used in IGEL OS. This affects the following product versions:

• IGEL OS 12

• IGEL OS 11

Details

A type confusion has been found in V8, the JavaScript engine in Chromium. It can allow a remote attacker to perform arbitrary reads or writes via a crafted HTML page (CVE-2025-6554, high).
Google reports that an exploit for this vulnerability exists in the wild.

Update Instructions

• OS 12: Update to the Chromium App in version 138.0.7204.92 or newer when available from the IGEL App Portal.

• OS 11: Update to IGEL OS version 11.110.410 when available (planned for July).

References

• Chrome Releases Blog: https://chromereleases.googleblog.com/2025/06/stable-channel-update-for-desktop_30.html