Vulnerability Details CVE-2026-34586
PdfDing is a selfhosted PDF manager, viewer and editor offering a seamless user experience on multiple devices. Prior to version 1.7.1, check_shared_access_allowed() validates only session existence — it does not check SharedPdf.inactive (expiration / max views) or SharedPdf.deleted. The Serve and Download endpoints rely solely on this function, allowing previously-authorized users to access shared PDF content after expiration, view limit, or soft-deletion. This issue has been patched in version 1.7.1.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 8.5%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2026-34586
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cpe:2.3:a:pdfding:pdfding:0.1.0
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cpe:2.3:a:pdfding:pdfding:0.1.1
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cpe:2.3:a:pdfding:pdfding:0.1.2
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cpe:2.3:a:pdfding:pdfding:0.10.0
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cpe:2.3:a:pdfding:pdfding:0.11.0
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cpe:2.3:a:pdfding:pdfding:0.12.0
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cpe:2.3:a:pdfding:pdfding:0.12.1
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cpe:2.3:a:pdfding:pdfding:0.12.2
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cpe:2.3:a:pdfding:pdfding:0.12.3
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cpe:2.3:a:pdfding:pdfding:0.2.0
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cpe:2.3:a:pdfding:pdfding:0.3.0
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cpe:2.3:a:pdfding:pdfding:0.3.1
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cpe:2.3:a:pdfding:pdfding:0.3.2
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cpe:2.3:a:pdfding:pdfding:0.3.3
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cpe:2.3:a:pdfding:pdfding:0.3.4
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cpe:2.3:a:pdfding:pdfding:0.4.0
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cpe:2.3:a:pdfding:pdfding:0.4.1
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cpe:2.3:a:pdfding:pdfding:0.4.2
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cpe:2.3:a:pdfding:pdfding:0.5.0
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cpe:2.3:a:pdfding:pdfding:0.6.0
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cpe:2.3:a:pdfding:pdfding:0.6.1
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cpe:2.3:a:pdfding:pdfding:0.6.2
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cpe:2.3:a:pdfding:pdfding:0.7.0
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cpe:2.3:a:pdfding:pdfding:0.8.0
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cpe:2.3:a:pdfding:pdfding:0.9.0
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cpe:2.3:a:pdfding:pdfding:0.9.1
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cpe:2.3:a:pdfding:pdfding:1.0.0
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cpe:2.3:a:pdfding:pdfding:1.1.0
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cpe:2.3:a:pdfding:pdfding:1.2.0
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cpe:2.3:a:pdfding:pdfding:1.2.1
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cpe:2.3:a:pdfding:pdfding:1.3.0
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cpe:2.3:a:pdfding:pdfding:1.3.1
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cpe:2.3:a:pdfding:pdfding:1.3.2
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cpe:2.3:a:pdfding:pdfding:1.3.3
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cpe:2.3:a:pdfding:pdfding:1.4.0
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cpe:2.3:a:pdfding:pdfding:1.4.1
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cpe:2.3:a:pdfding:pdfding:1.5.0
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cpe:2.3:a:pdfding:pdfding:1.5.1
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cpe:2.3:a:pdfding:pdfding:1.6.0
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cpe:2.3:a:pdfding:pdfding:1.6.1
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cpe:2.3:a:pdfding:pdfding:1.6.2
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cpe:2.3:a:pdfding:pdfding:1.6.3
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cpe:2.3:a:pdfding:pdfding:1.7.0