【Vulnerability Alert】30 High-Risk Security Vulnerabilities Identified in Chromium-Based Browsers, Please Verify and Patch Immediately

• Subject: 【Vulnerability Alert】30 High-Risk Security Vulnerabilities Identified in Chromium-Based Browsers, Please Verify and Patch Immediately

• Description:
  • Forwarded from National Information Sharing and Analysis Center (NISAC) Security Alert: NISAC-200-202605-00000001
  • Researchers have discovered 30 high-risk security vulnerabilities in Chromium-based browsers such as Google Chrome, Microsoft Edge, Vivaldi, and Brave (CVE-2026-7333 to CVE-2026-7361 and CVE-2026-7363). Vulnerability types include Use After Free and Heap-based Buffer Overflow. In the most severe cases, an unauthenticated remote attacker could entice a user to open a specially crafted HTML page, thereby executing arbitrary code within the browser sandbox environment. Please verify and patch immediately.
• Affected Platforms:
  • Google Chrome versions prior to 147.0.7727.137 (exclusive)
  • Microsoft Edge versions prior to 147.0.3912.98 (exclusive)
  • Vivaldi versions prior to 7.9.3970.60 (exclusive)
  • Brave versions prior to 1.89.145 (exclusive)
• Recommended Actions:
  1. Please update Google Chrome browser to version 147.0.7727.137 (inclusive) or later: https://support.google.com/chrome/answer/95414?hl=zh-Hant
  2. Please update Microsoft Edge browser to version 147.0.3912.98 (inclusive) or later: 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. Please update Vivaldi browser to version 7.9.3970.60 (inclusive) or later: https://help.vivaldi.com/desktop/install-update/update-vivaldi/
  4. Please update Brave browser to version 1.89.145 (inclusive) or later: https://community.brave.com/t/how-to-update-brave/384780
• Reference Materials:
  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://chromereleases.googleblog.com/2026/04/stable-channel-update-for-desktop_28.html
  6. https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-7335
  7. https://vivaldi.com/blog/desktop/minor-update-eight-7-9/
  8. https://brave.com/latest/

Computer and Communication Center
Network Systems Division