External Control of Assumed-Immutable Web Parameter Affecting chromium package, versions [,149.0.7827.53)
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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- published8 Jun 2026
- disclosed5 Jun 2026
- creditUnknown
Introduced: 5 Jun 2026
CVE-2026-10921 (opens in a new tab)How to fix?
Upgrade chromium to version 149.0.7827.53 or higher.
Overview
Affected versions of this package are vulnerable to External Control of Assumed-Immutable Web Parameter via the Dawn component. An attacker can execute code outside of the intended sandbox by exploiting an integer overflow after compromising the renderer process through a specially crafted HTML page.