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CVE-2026-22691 pypdf has possible long runtimes for malformed startxref

🗓️ 10 Jan 2026 04:46:12Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 22 Views

CVE-2026-22691: pypdf may have long runtimes for malformed startxref; fixed in 6.6.0.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins
Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerabilities in pypdf-6.5.0-py3-none-any.whl
7 May 202619:10
ibm
Chainguard
CVE-2026-22691 vulnerabilities
12 Jan 202619:17
cgr
Circl
CVE-2026-22691
24 Jan 202621:26
circl
CNNVD
pypdf 安全漏洞
10 Jan 202600:00
cnnvd
CVE
CVE-2026-22691
10 Jan 202604:46
cve
Debian CVE
CVE-2026-22691
10 Jan 202604:46
debiancve
EUVD
EUVD-2026-1877
10 Jan 202604:46
euvd
Github Security Blog
pypdf has possible long runtimes for malformed startxref
9 Jan 202619:48
github
NVD
CVE-2026-22691
10 Jan 202605:16
nvd
OSV
CGA-2RRJ-4QR5-M2PP
12 Jan 202617:05
osv
Rows per page
[
  {
    "vendor": "py-pdf",
    "product": "pypdf",
    "versions": [
      {
        "version": "< 6.6.0",
        "status": "affected"
      }
    ]
  }
]

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