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CVE-2026-22690 pypdf has possible long runtimes for missing /Root object with large /Size values

🗓️ 10 Jan 2026 04:41:20Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 1 Views

CVE-2026-22690: pypdf before 6.6.0 may cause long runtimes for PDFs missing Root with large Size in non-strict mode; fixed in 6.6.0.

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10 Apr 2026 05:38Current
6.4Medium risk
Vulners AI Score6.4
CVSS 46.9
EPSS0.00023
1