CVE-2026-106266
MediumCVSS 6.5Exploitation Probability (EPSS)
Low risk13th percentile - higher than 13% of all known CVEs
Summary
Confused deputy vulnerability in Contextual Tasks in Google Chrome prior to 155.0.8059.39. A remote attacker who had compromised the renderer process could bypass web origin policy and access a privileged page via a crafted HTML page.
Risk Assessment
An attacker can bypass origin isolation and reach privileged pages, potentially leading to data leakage or privilege escalation within the browser.
Recommendation
Update Google Chrome to version 155.0.8059.39 or later. If immediate update is not possible, consider restricting browser usage to trusted sites.
Other vulnerabilities in Google Chrome
See all- CVE-2026-120930Unknown
Incorrect authorization in Blink in Google Chrome prior to 156.0.8078.47 allowed a remote attacker to bypass web origin policy via a crafted HTML page. Chromium rates this as High severity.
- 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-2026-121253Unknown
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.
- 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.
Original NVD description (English source)
Confused deputy in Contextual Tasks in Google Chrome prior to 155.0.8059.39 allowed a remote attacker who had compromised the renderer process to bypass web origin policy into a privileged page via a crafted HTML page. (Chromium security severity: Medium)
Vulnerability data from NVD (NIST) · CISA KEV · EPSS