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CVE-2026-28804

pypdf: Inefficient decoding of ASCIIHexDecode streams PUBLISHED

Description (CNA)

pypdf is a free and open-source pure-python PDF library. Prior to version 6.7.5, an attacker who uses this vulnerability can craft a PDF which leads to long runtimes. This requires accessing a stream which uses the /ASCIIHexDecode filter. This issue has been patched in version 6.7.5.

Affected (CNA)

Vendor / productVersions
py-pdf / pypdfaffected < 6.7.5

CWE

CWE-407

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.