Heap-based Buffer Overflow Affecting chromium package, versions [,146.0.7680.153)
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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- published23 Mar 2026
- disclosed20 Mar 2026
- creditc6eed09fc8b174b0f3eebedcceb1e792
Introduced: 20 Mar 2026
CVE-2026-4455 (opens in a new tab)How to fix?
Upgrade chromium to version 146.0.7680.153 or higher.
Overview
Affected versions of this package are vulnerable to Heap-based Buffer Overflow via the PDFium component. An attacker can achieve heap corruption and potentially execute arbitrary code by convincing a user to open a specially crafted PDF file.