Home / mailings [gentoo-announce] [ GLSA 202609-02 ] Chromium, Google Chrome, Microsoft Edge, Opera, Vivaldi: Multiple Vulnerabilities
Posted on 13 September 2026
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Gentoo Linux Security Advisory GLSA 202609-02
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https://security.gentoo.org/
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Severity: High
Title: Chromium, Google Chrome, Microsoft Edge, Opera, Vivaldi: Multiple Vulnerabilities
Date: September 12, 2026
Bugs: #960254, #960556, #960851, #962288, #962717, #963346, #965344
ID: 202609-02
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Synopsis
========
Multiple vulnerabilities have been found in Chromium, Google Chrome,
Microsoft Edge, Opera, Vivaldi.
Background
==========
Chromium is an open-source browser project that aims to build a safer,
faster, and more stable way for all users to experience the web.
Google Chrome is one fast, simple, and secure browser for all your
devices.
Microsoft Edge is a browser that combines a minimal design with
sophisticated technology to make the web faster, safer, and easier.
Opera is a fast and secure web browser.
Vivaldi is a powerful, personal and private browser that adapts to you.
Affected packages
=================
Package Vulnerable Unaffected
------------------------- ---------------- -----------------
www-client/chromium < 142.0.7444.134 >= 142.0.7444.134
www-client/google-chrome < 142.0.7444.59 >= 142.0.7444.59
www-client/microsoft-edge < 142.0.3595.53 >= 142.0.3595.53
www-client/opera < 126.0.5744.0 >= 126.0.5744.0
www-client/vivaldi < 7.7.3851.48 >= 7.7.3851.48
Description
===========
Multiple vulnerabilities have been discovered in Chromium, Google
Chrome, Microsoft Edge, Opera, Vivaldi. Please review the CVE
identifiers referenced below for details.
Impact
======
Please review the referenced CVE identifiers for details.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Chromium users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/chromium-142.0.7444.134"
All Google Chrome users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/google-chrome-142.0.7444.59"
All Microsoft Edge users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/microsoft-edge-142.0.3595.53"
All Opera users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/opera-126.0.5744.0"
All Vivaldi users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/vivaldi-7.7.3851.48"
References
==========
[ 1 ] CVE-2025-6558
https://nvd.nist.gov/vuln/detail/CVE-2025-6558
[ 2 ] CVE-2025-7656
https://nvd.nist.gov/vuln/detail/CVE-2025-7656
[ 3 ] CVE-2025-7657
https://nvd.nist.gov/vuln/detail/CVE-2025-7657
[ 4 ] CVE-2025-8010
https://nvd.nist.gov/vuln/detail/CVE-2025-8010
[ 5 ] CVE-2025-8011
https://nvd.nist.gov/vuln/detail/CVE-2025-8011
[ 6 ] CVE-2025-8292
https://nvd.nist.gov/vuln/detail/CVE-2025-8292
[ 7 ] CVE-2025-9864
https://nvd.nist.gov/vuln/detail/CVE-2025-9864
[ 8 ] CVE-2025-9865
https://nvd.nist.gov/vuln/detail/CVE-2025-9865
[ 9 ] CVE-2025-9866
https://nvd.nist.gov/vuln/detail/CVE-2025-9866
[ 10 ] CVE-2025-9867
https://nvd.nist.gov/vuln/detail/CVE-2025-9867
[ 11 ] CVE-2025-10200
https://nvd.nist.gov/vuln/detail/CVE-2025-10200
[ 12 ] CVE-2025-10201
https://nvd.nist.gov/vuln/detail/CVE-2025-10201
[ 13 ] CVE-2025-10890
https://nvd.nist.gov/vuln/detail/CVE-2025-10890
[ 14 ] CVE-2025-10891
https://nvd.nist.gov/vuln/detail/CVE-2025-10891
[ 15 ] CVE-2025-10892
https://nvd.nist.gov/vuln/detail/CVE-2025-10892
[ 16 ] CVE-2025-12036
https://nvd.nist.gov/vuln/detail/CVE-2025-12036
[ 17 ] CVE-2025-12428
https://nvd.nist.gov/vuln/detail/CVE-2025-12428
[ 18 ] CVE-2025-12429
https://nvd.nist.gov/vuln/detail/CVE-2025-12429
[ 19 ] CVE-2025-12430
https://nvd.nist.gov/vuln/detail/CVE-2025-12430
[ 20 ] CVE-2025-12431
https://nvd.nist.gov/vuln/detail/CVE-2025-12431
[ 21 ] CVE-2025-12432
https://nvd.nist.gov/vuln/detail/CVE-2025-12432
[ 22 ] CVE-2025-12433
https://nvd.nist.gov/vuln/detail/CVE-2025-12433
[ 23 ] CVE-2025-12434
https://nvd.nist.gov/vuln/detail/CVE-2025-12434
[ 24 ] CVE-2025-12435
https://nvd.nist.gov/vuln/detail/CVE-2025-12435
[ 25 ] CVE-2025-12436
https://nvd.nist.gov/vuln/detail/CVE-2025-12436
[ 26 ] CVE-2025-12437
https://nvd.nist.gov/vuln/detail/CVE-2025-12437
[ 27 ] CVE-2025-12438
https://nvd.nist.gov/vuln/detail/CVE-2025-12438
[ 28 ] CVE-2025-12439
https://nvd.nist.gov/vuln/detail/CVE-2025-12439
[ 29 ] CVE-2025-12440
https://nvd.nist.gov/vuln/detail/CVE-2025-12440
[ 30 ] CVE-2025-12441
https://nvd.nist.gov/vuln/detail/CVE-2025-12441
[ 31 ] CVE-2025-12443
https://nvd.nist.gov/vuln/detail/CVE-2025-12443
[ 32 ] CVE-2025-12444
https://nvd.nist.gov/vuln/detail/CVE-2025-12444
[ 33 ] CVE-2025-12445
https://nvd.nist.gov/vuln/detail/CVE-2025-12445
[ 34 ] CVE-2025-12446
https://nvd.nist.gov/vuln/detail/CVE-2025-12446
[ 35 ] CVE-2025-12447
https://nvd.nist.gov/vuln/detail/CVE-2025-12447
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202609-02
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
=======
Copyright 2026 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
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