Externally Controlled Reference to a Resource in Another Sphere Affecting chromium package, versions <152.0.7977.75-r0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CHAINGUARDLATEST-CHROMIUM-19527635
- published4 Sept 2026
- disclosed25 Aug 2026
Introduced: 25 Aug 2026
CVE-2026-78966 (opens in a new tab)How to fix?
Upgrade Chainguard chromium to version 152.0.7977.75-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream chromium package and not the chromium package as distributed by Chainguard.
See How to fix? for Chainguard relevant fixed versions and status.
Externally controlled reference in QUIC in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: Medium)