CRITICAL
chromium-browser: Insufficient policy enforcement in Service Worker
Published May 20, 2026
9.3
CRITICALCVSS 3.1
EPSS 0.25%
Description
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)
Affected products
-
- Version 148.0.7778.179StatusaffectedConstraints<148.0.7778.179
- Version
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat Product Security rates the severity of this flaw as determined by the Google Chrome Security Advisory.
References (6)
- https://access.redhat.com/security/cve/CVE-2026-9115 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2480257 Issue Tracking
- https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html Vendor Advisory
- https://issues.chromium.org/issues/495999481 Permissions Required
- https://nvd.nist.gov/vuln/detail/CVE-2026-9115
- https://www.cve.org/CVERecord?id=CVE-2026-9115
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2026-9115 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=2480257 | Issue Tracking | |
| https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0841193308.html | Vendor Advisory | |
| https://issues.chromium.org/issues/495999481 | Permissions Required | |
| https://nvd.nist.gov/vuln/detail/CVE-2026-9115 | ||
| https://www.cve.org/CVERecord?id=CVE-2026-9115 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner Chrome
Published May 20, 2026
Updated May 20, 2026
Reserved May 20, 2026
Link CVE-2026-9115
CISA Vulnrichment
Updated May 20, 2026