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CVE-2026-28804 pypdf: Inefficient decoding of ASCIIHexDecode streams

🗓️ 06 Mar 2026 06:46:28Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 27 Views

CVE-2026-28804: pypdf has inefficient ASCIIHexDecode decoding causing long runtimes; fixed in 6.7.5.

Related
Affected
Refs
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ATTACKERKB
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6 Mar 202606:46
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Chainguard
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5 Mar 202619:18
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6 Mar 202608:00
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CNNVD
pypdf 安全漏洞
6 Mar 202600:00
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CVE
CVE-2026-28804
6 Mar 202606:46
cve
Debian CVE
CVE-2026-28804
6 Mar 202606:46
debiancve
Github Security Blog
pypdf vulnerable to inefficient decoding of ASCIIHexDecode streams
2 Mar 202622:03
github
NVD
CVE-2026-28804
6 Mar 202607:16
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Tenable Nessus
openSUSE 16 Security Update : python-PyPDF2 (openSUSE-SU-2026:20348-1)
13 Mar 202600:00
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Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-28804
7 Mar 202600:00
nessus
Rows per page
[
  {
    "vendor": "py-pdf",
    "product": "pypdf",
    "versions": [
      {
        "version": "< 6.7.5",
        "status": "affected"
      }
    ]
  }
]

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