【Vulnerability Alert】Chromium-Based Browsers Have 74 High-Risk Security Vulnerabilities. Please Confirm and Apply Patches as Soon as Possible.

publish date : 2026-06-22 update date : 2026-06-22

Source: Ministry of education information & communication security contingency platform

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Publication Number	TACERT-ANA-2026061708060303	Publication Time	2026-06-17 08:46:03
Incident Type	ANA-Vulnerability Alert	Discovery Time	2026-06-17 08:46:03
Impact Level	Low
[Subject] 【Vulnerability Alert】Chromium-Based Browsers Have 74 High-Risk Security Vulnerabilities. Please Confirm and Apply Patches as Soon as Possible.
[Content] Forwarded from the National Institute of Cyber Security Security Advisory NISAC-200-202606-00000006 Researchers have discovered that Chromium-based browsers such as Google Chrome, Microsoft Edge, Vivaldi, Brave, and Opera have 74 high-risk security vulnerabilities (CVE-2026-11628 to CVE-2026-11701). The types include Use After Free, Out-of-Bounds Memory Access, and others. The most severe vulnerability may allow an unauthenticated remote attacker to induce users to open a specially crafted HTML page, thereby executing arbitrary code within the browser sandbox environment. Among them, CVE-2026-11645 has been exploited by hackers. Please confirm and apply patches as soon as possible. Information Sharing Level: WHITE (the intelligence content is information that may be publicly disclosed)
[Affected Platform] Google Chrome versions earlier than 149.0.7827.102, not inclusive Microsoft Edge versions earlier than 149.0.4022.62, not inclusive Vivaldi versions earlier than 8.0.4033.46, not inclusive Brave versions earlier than 1.91.171, not inclusive Opera versions earlier than 132.0.5905.37, not inclusive
[Recommended Actions] Please update the Google Chrome browser to version 149.0.7827.102 or later, inclusive https://support.google.com/chrome/answer/95414?hl=zh-Hant Please update the Microsoft Edge browser to version 149.0.4022.62 or later, inclusive https://support.microsoft.com/zh-tw/topic/microsoft-edge-%E6%9B%B4%E6%96%B0%E8%A8%AD%E5%AE%9A-af8aaca2-1b69-4870-94fe-18822dbb7ef1 Please update the Vivaldi browser to version 8.04033.46 or later, inclusive https://help.vivaldi.com/desktop/install-update/update-vivaldi/ Please update the Brave browser to version 1.91.171 or later, inclusive https://community.brave.com/t/how-to-update-brave/384780 Please update the Opera browser to version 132.05905.37 or later, inclusive https://help.opera.com/en/latest/crashes-and-issues/#updateBrowser
[Reference] 1. https://support.google.com/chrome/answer/95414?hl=zh-Hant 2. https://support.microsoft.com/zh-tw/topic/microsoft-edge-%E6%9B%B4%E6%96%B0%E8%A8%AD%E5%AE%9A-af8aaca2-1b69-4870-94fe-18822dbb7ef1 3. https://help.vivaldi.com/desktop/install-update/update-vivaldi/ 4. https://community.brave.com/t/how-to-update-brave/384780 5. https://help.opera.com/en/latest/crashes-and-issues/#updateBrowser 6. https://chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0153744567.html 7. https://learn.microsoft.com/en-us/deployedge/microsoft-edge-relnotes-security 9. https://vivaldi.com/blog/desktop/tabs-and-site-info-vivaldi-browser-snapshot-4070-3/ 10. https://brave.com/latest/ 11. https://blogs.opera.com/security/2026/06/update-your-browser-security-fix-for-chrome-zero-day-cve-2026-11645/

(This notification is for informational purposes only and does not constitute a cybersecurity incident).
If you have questions or suggestions regarding this notification, please feel free to contact us.
Ministry of education information & communication security contingency platform
Website: https://info.cert.tanet.edu.tw/
Phone: +886-7-5250211
Internet Phone: 98400000
E-Mail: service@cert.tanet.edu.tw

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