CVE-2026-121253
UnknownSummary
Missing authorization in DevTools in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass site isolation via a crafted Chrome extension.
Risk Assessment
May allow bypassing site isolation and accessing cross-origin content after installing a malicious extension.
Recommendation
Update Google Chrome to version 157.0.8103.38 or later and restrict extension installation to trusted sources.
Other vulnerabilities in Google Chrome
See all- CVE-2026-121257Unknown
Use after free in TabStrip in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to potentially execute arbitrary code outside the sandbox via a crafted Chrome extension. (Chromium security severity: Medium)
- CVE-2026-121256High
Use of a released resource in GPU in Google Chrome prior to 157.0.8103.38 allowed a remote attacker who had compromised the renderer process to potentially execute arbitrary code outside the sandbox via a crafted HTML page.
- CVE-2026-121255Unknown
Incorrect authorization in Autofill AI in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to obtain cross-origin data via a crafted HTML page.
- CVE-2026-121254Unknown
Information leak in Select in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to obtain sensitive information via a crafted HTML page.
- CVE-2026-121252Unknown
Incorrect authorization in Core in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page.
- CVE-2026-121251Unknown
Missing authorization in V8 in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page.
- CVE-2026-121250Unknown
Use after free in Extensions in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to potentially execute arbitrary code outside the sandbox via a crafted Chrome extension.
- CVE-2026-121248Unknown
Incorrect authorization in API in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass system access restrictions via a crafted Chrome extension.
- CVE-2026-121245Unknown
Race condition vulnerability in the Autofill component of Google Chrome prior to 157.0.8103.38. A remote attacker could potentially obtain sensitive information via a crafted HTML page.
- CVE-2026-121244Unknown
UI misrepresentation vulnerability in the FileAPI component of Google Chrome prior to 157.0.8103.38. A remote attacker leveraging social engineering could spoof UI elements via a crafted HTML page.
Original NVD description (English source)
Missing authorization in DevTools in Google Chrome prior to 157.0.8103.38 allowed a remote attacker leveraging social engineering to bypass site isolation via a crafted Chrome extension. (Chromium security severity: Low)
Vulnerability data from NVD (NIST) · CISA KEV · EPSS