ngx-extended-pdf-viewer bundles a version of pdf.js vulnerable to CVE-2026-16633
ngx-extended-pdf-viewer embeds a fork of Mozilla's pdf.js rather than depending on pdfjs-dist, so this vulnerability is not visible to dependency scanners through package.json. ### Impact Opening a malicious PDF can execute attacker-controlled JavaScript in the context of the hosting page. Upstream advisory: GHSA-hq66-cqwq-w95j / CVE-2026-16633. ### Exposure. The sandbox half of the issue requires enableScripting, which pdf.js enables by default but this library does not — so the default configuration was less exposed than upstream's. The other half concerns XFA rich text and is reachable whenever enableXfa is true, which is the default he
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