CVE-2026-11206
MediumCVSS 6.5Exploitation Probability (EPSS)
Low risk14th percentile - higher than 14% of all known CVEs
Summary
Insufficient policy enforcement in ServiceWorker in Google Chrome prior to 149.0.7827.53 allowed a remote attacker to leak cross-origin data via a crafted HTML page.
Risk Assessment
An attacker can steal confidential data from other origins, breaking browser security isolation and potentially leading to user data theft.
Recommendation
Immediately update Google Chrome to version 149.0.7827.53 or later.
Other vulnerabilities in Google Chrome
See all- CVE-2026-8581High
A use after free vulnerability in GPU in Google Chrome prior to version 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.
- CVE-2026-8577High
Integer overflow in Fonts in Google Chrome prior to version 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.
- CVE-2026-8575High
A use after free vulnerability in the UI in Google Chrome prior to version 148.0.7778.168 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page.
- CVE-2026-8573High
Integer overflow in Codecs in Google Chrome on Windows prior to version 148.0.7778.168 allowed a remote attacker to potentially perform a sandbox escape via a crafted video file.
- CVE-2026-8569High
An out of bounds write in Codecs in Google Chrome on Mac prior to version 148.0.7778.168 allowed a remote attacker to potentially perform a sandbox escape via a crafted video file.
- CVE-2026-8558High
In Google Chrome prior to version 148.0.7778.168, an out of bounds write in Fonts allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.
- CVE-2026-8557High
In Google Chrome prior to version 148.0.7778.168, there was a use after free vulnerability in the Accessibility module that allowed a remote attacker who compromised the renderer process to perform privilege escalation via a crafted HTML page.
- CVE-2026-8555High
Use after free in GTK in Google Chrome on Windows prior to version 148.0.7778.168 allows a remote attacker to execute arbitrary code via a crafted HTML page.
- CVE-2026-8551High
A use after free vulnerability in Downloads in Google Chrome prior to version 148.0.7778.168 allowed a remote attacker to execute arbitrary code via a crafted HTML page if a user engaged in specific UI gestures.
- CVE-2026-8549High
Use after free in Media in Google Chrome prior to 148.0.7778.168 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.
Original NVD description (English source)
Insufficient policy enforcement in ServiceWorker 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)