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CVE-2026-102999

pypdf: Possible long runtimes with large amount of embedded files PUBLISHED

Description (CNA)

pypdf is a free and open-source pure-python PDF library. Prior to 6.19.0, a crafted PDF containing many embedded files can cause the dictionary-based attachments API in pypdf/_doc_common.py to reparse the full attachment list for each content lookup, producing repeated work and long runtimes when an application accesses the embedded-file mapping. This issue is fixed in version 6.19.0.

Affected (CNA)

Vendor / productVersions
py-pdf / pypdfaffected < 6.19.0

CWE

CWE-400, CWE-407

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.