CVE-2026-9116

Description

Insufficient policy enforcement in ServiceWorker in Google Chrome on prior to 148.0.7778.179 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

PUBLISHED Reserved 2026-05-20 | Published 2026-05-20 | Updated 2026-05-20 | Assigner Chrome

Problem types

Insufficient policy enforcement

Product status

References

chromereleases.googleblog.com/...for-desktop_0841193308.html

issues.chromium.org/issues/497436273

cve.org (CVE-2026-9116)

nvd.nist.gov (CVE-2026-9116)

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