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CVE-2026-54651 pypdf: Possible infinite loop when processing threads/articles in writer

🗓️ 22 Jun 2026 20:28:28Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 11 Views

CVE-2026-54651 affects pypdf; merging threads or articles can cause infinite loop; fixed in 6.13.1.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-54651
22 Jun 202620:28
attackerkb
CVE
CVE-2026-54651
22 Jun 202620:28
cve
EUVD
EUVD-2026-38358
22 Jun 202620:28
euvd
NVD
CVE-2026-54651
22 Jun 202621:16
nvd
Positive Technologies
PT-2026-51380
22 Jun 202600:00
ptsecurity
[
  {
    "vendor": "py-pdf",
    "product": "pypdf",
    "versions": [
      {
        "version": "< 6.13.1",
        "status": "affected"
      }
    ]
  }
]

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