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GHSA-4XC4-762W-M6CG pypdf has possible long runtimes for missing /Root object with large /Size values

🗓️ 09 Jan 2026 19:48:22Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

pypdf flaw causes long runtimes for PDFs missing Root and large Size in non-strict mode; fixed in 6.6.0.

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07 Jul 2026 17:56Current
6.8Medium risk
Vulners AI Score6.8
CVSS 46.9
EPSS0.00391
3