CVE-2026-9115: Insufficient policy enforcement in Service Worker
Chromium: CVE-2026-9115 Insufficient policy enforcement in Service Worker
Other sources
Insufficient policy enforcement in Service Worker in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to bypass same origin policy via a crafted HTML page. (Chromium security severity: High)
— NVD
This CVE was assigned by Chrome. Microsoft Edge (Chromium-based) ingests Chromium, which addresses this vulnerability. Please see Google Chrome Releases for more information.
— Microsoft
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 148.0.7778.178 - Upgrade
Upgrade
Chromium / Google Chrome (and Chromium-based Microsoft Edge)to a version that resolves this vulnerability.Fixed in 148.0.7778.179
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2026-9115?
The severity of CVE-2026-9115 is classified as High due to insufficient policy enforcement in Service Worker.
How do I fix CVE-2026-9115?
To fix CVE-2026-9115, update Google Chrome to version 148.0.7778.179 or later.
What impact does CVE-2026-9115 have on Google Chrome?
CVE-2026-9115 allows a remote attacker to bypass the same origin policy via a crafted HTML page.
Which versions of Google Chrome are affected by CVE-2026-9115?
CVE-2026-9115 affects all versions of Google Chrome prior to 148.0.7778.179.
Who is vulnerable to CVE-2026-9115?
Users of Google Chrome before version 148.0.7778.179 are vulnerable to CVE-2026-9115.