Chromium: CVE-2026-11149 Insufficient validation of untrusted input in Extensions

This CVE was assigned by Chrome. Microsoft Edge Chromium-based ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information...

EUVD-2026-34769

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to perform privilege escalation via a crafted Chrome Extension. Chromium security severity: Low...

EUVD-2026-34728

Insufficient policy enforcement in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to bypass content security policy via a crafted Chrome Extension. Chromium security severity: Low...

EUVD-2026-34691

Use after free in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: Low...

EUVD-2026-34651

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to bypass discretionary access control via a crafted Chrome Extension. Chromium security severity: Medium...

EUVD-2026-34629

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to obtain potentially sensitive information from process memory via a crafted HTML page. Chromium security severity: Medium...

EUVD-2026-34610

Insufficient validation of untrusted input in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. Chromium security severity: Medium...

EUVD-2026-34604

Out of bounds read in Extensions in Google Chrome on Linux prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to obtain potentially sensitive information from process memory via a crafted Chrome Extension. Chromium security severity: Medium...

EUVD-2026-34590

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page. Chromium security severity: Medium...

EUVD-2026-34510

Insufficient policy enforcement in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to inject scripts or HTML into a privileged page via a crafted Chrome Extension. Chromium security severity: Medium...

EUVD-2026-34463

Insufficient policy enforcement in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to bypass site isolation via a crafted Chrome Extension. Chromium security severity: Medium...

EUVD-2026-34469

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted XML file. Chromium security severity: Medium...

EUVD-2026-34446

Insufficient policy enforcement in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to bypass discretionary access control via a crafted Chrome Extension. Chromium security severity: Medium...

EUVD-2026-34418

Insufficient validation of untrusted input in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to perform privilege escalation via a crafted HTML page. Chromium security severity: High...

EUVD-2026-34361

Insufficient validation of untrusted input in Extensions in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who had compromised the renderer process to bypass same origin policy via a crafted HTML page. Chromium security severity: High...

DEBIAN-CVE-2026-11308

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to perform privilege escalation via a crafted Chrome Extension. Chromium security severity: Low...

CVE-2026-11267

Insufficient policy enforcement in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to bypass content security policy via a crafted Chrome Extension. Chromium security severity: Low...

DEBIAN-CVE-2026-11269

Inappropriate implementation in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker in a privileged network position to execute arbitrary code inside a sandbox via a crafted Chrome Extension. Chromium security severity: Low...

DEBIAN-CVE-2026-11267

Insufficient policy enforcement in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to bypass content security policy via a crafted Chrome Extension. Chromium security severity: Low...

CVE-2026-11267

Insufficient policy enforcement in Extensions in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to bypass content security policy via a crafted Chrome Extension. Chromium security severity: Low...