CVEDB API

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-33699

pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.2 have a vulnerability in which an attacker can craft a PDF which leads to an infinite loop. This requires reading a file in non-strict mode. This has been fixed in pypdf 6.9.2. If users cannot upgrade yet, consider applying the changes from the patch manually.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.001

EPSS Ranking 16.3%

CVSS Severity

CVSS v3 Score 7.5

References

Products affected by CVE-2026-33699

Pypdf Project » Pypdf » Version: 1.17.0

cpe:2.3:a:pypdf_project:pypdf:1.17.0
Pypdf Project » Pypdf » Version: 1.18.0

cpe:2.3:a:pypdf_project:pypdf:1.18.0
Pypdf Project » Pypdf » Version: 1.19.0

cpe:2.3:a:pypdf_project:pypdf:1.19.0
Pypdf Project » Pypdf » Version: 1.20.0

cpe:2.3:a:pypdf_project:pypdf:1.20.0
Pypdf Project » Pypdf » Version: 1.21.0

cpe:2.3:a:pypdf_project:pypdf:1.21.0
Pypdf Project » Pypdf » Version: 1.22.0

cpe:2.3:a:pypdf_project:pypdf:1.22.0
Pypdf Project » Pypdf » Version: 1.23.0

cpe:2.3:a:pypdf_project:pypdf:1.23.0
Pypdf Project » Pypdf » Version: 1.24.0

cpe:2.3:a:pypdf_project:pypdf:1.24.0
Pypdf Project » Pypdf » Version: 1.25.0

cpe:2.3:a:pypdf_project:pypdf:1.25.0
Pypdf Project » Pypdf » Version: 1.25.1

cpe:2.3:a:pypdf_project:pypdf:1.25.1
Pypdf Project » Pypdf » Version: 1.26.0

cpe:2.3:a:pypdf_project:pypdf:1.26.0
Pypdf Project » Pypdf » Version: 1.27.0

cpe:2.3:a:pypdf_project:pypdf:1.27.0
Pypdf Project » Pypdf » Version: 1.27.1

cpe:2.3:a:pypdf_project:pypdf:1.27.1
Pypdf Project » Pypdf » Version: 1.27.10

cpe:2.3:a:pypdf_project:pypdf:1.27.10
Pypdf Project » Pypdf » Version: 1.27.11

cpe:2.3:a:pypdf_project:pypdf:1.27.11
Pypdf Project » Pypdf » Version: 1.27.12

cpe:2.3:a:pypdf_project:pypdf:1.27.12
Pypdf Project » Pypdf » Version: 1.27.2

cpe:2.3:a:pypdf_project:pypdf:1.27.2
Pypdf Project » Pypdf » Version: 1.27.3

cpe:2.3:a:pypdf_project:pypdf:1.27.3
Pypdf Project » Pypdf » Version: 1.27.4

cpe:2.3:a:pypdf_project:pypdf:1.27.4
Pypdf Project » Pypdf » Version: 1.27.5

cpe:2.3:a:pypdf_project:pypdf:1.27.5
Pypdf Project » Pypdf » Version: 1.27.6

cpe:2.3:a:pypdf_project:pypdf:1.27.6
Pypdf Project » Pypdf » Version: 1.27.7

cpe:2.3:a:pypdf_project:pypdf:1.27.7
Pypdf Project » Pypdf » Version: 1.27.8

cpe:2.3:a:pypdf_project:pypdf:1.27.8
Pypdf Project » Pypdf » Version: 1.27.9

cpe:2.3:a:pypdf_project:pypdf:1.27.9
Pypdf Project » Pypdf » Version: 1.28.0

cpe:2.3:a:pypdf_project:pypdf:1.28.0
Pypdf Project » Pypdf » Version: 1.28.1

cpe:2.3:a:pypdf_project:pypdf:1.28.1
Pypdf Project » Pypdf » Version: 1.28.2

cpe:2.3:a:pypdf_project:pypdf:1.28.2
Pypdf Project » Pypdf » Version: 1.28.3

cpe:2.3:a:pypdf_project:pypdf:1.28.3
Pypdf Project » Pypdf » Version: 1.28.4

cpe:2.3:a:pypdf_project:pypdf:1.28.4
Pypdf Project » Pypdf » Version: 1.28.5

cpe:2.3:a:pypdf_project:pypdf:1.28.5
Pypdf Project » Pypdf » Version: 1.28.6

cpe:2.3:a:pypdf_project:pypdf:1.28.6
Pypdf Project » Pypdf » Version: 2.0.0

cpe:2.3:a:pypdf_project:pypdf:2.0.0
Pypdf Project » Pypdf » Version: 2.1.0

cpe:2.3:a:pypdf_project:pypdf:2.1.0
Pypdf Project » Pypdf » Version: 2.1.1

cpe:2.3:a:pypdf_project:pypdf:2.1.1
Pypdf Project » Pypdf » Version: 2.10.0

cpe:2.3:a:pypdf_project:pypdf:2.10.0
Pypdf Project » Pypdf » Version: 2.10.1

cpe:2.3:a:pypdf_project:pypdf:2.10.1
Pypdf Project » Pypdf » Version: 2.10.2

cpe:2.3:a:pypdf_project:pypdf:2.10.2
Pypdf Project » Pypdf » Version: 2.10.3

cpe:2.3:a:pypdf_project:pypdf:2.10.3
Pypdf Project » Pypdf » Version: 2.10.4

cpe:2.3:a:pypdf_project:pypdf:2.10.4
Pypdf Project » Pypdf » Version: 2.10.5

cpe:2.3:a:pypdf_project:pypdf:2.10.5
Pypdf Project » Pypdf » Version: 2.10.6

cpe:2.3:a:pypdf_project:pypdf:2.10.6
Pypdf Project » Pypdf » Version: 2.10.7

cpe:2.3:a:pypdf_project:pypdf:2.10.7
Pypdf Project » Pypdf » Version: 2.10.8

cpe:2.3:a:pypdf_project:pypdf:2.10.8
Pypdf Project » Pypdf » Version: 2.10.9

cpe:2.3:a:pypdf_project:pypdf:2.10.9
Pypdf Project » Pypdf » Version: 2.11.0

cpe:2.3:a:pypdf_project:pypdf:2.11.0
Pypdf Project » Pypdf » Version: 2.11.1

cpe:2.3:a:pypdf_project:pypdf:2.11.1
Pypdf Project » Pypdf » Version: 2.11.2

cpe:2.3:a:pypdf_project:pypdf:2.11.2
Pypdf Project » Pypdf » Version: 2.12.0

cpe:2.3:a:pypdf_project:pypdf:2.12.0
Pypdf Project » Pypdf » Version: 2.12.1

cpe:2.3:a:pypdf_project:pypdf:2.12.1
Pypdf Project » Pypdf » Version: 2.2.0

cpe:2.3:a:pypdf_project:pypdf:2.2.0
Pypdf Project » Pypdf » Version: 2.2.1

cpe:2.3:a:pypdf_project:pypdf:2.2.1
Pypdf Project » Pypdf » Version: 2.3.0

cpe:2.3:a:pypdf_project:pypdf:2.3.0
Pypdf Project » Pypdf » Version: 2.3.1

cpe:2.3:a:pypdf_project:pypdf:2.3.1
Pypdf Project » Pypdf » Version: 2.4.0

cpe:2.3:a:pypdf_project:pypdf:2.4.0
Pypdf Project » Pypdf » Version: 2.4.1

cpe:2.3:a:pypdf_project:pypdf:2.4.1
Pypdf Project » Pypdf » Version: 2.4.2

cpe:2.3:a:pypdf_project:pypdf:2.4.2
Pypdf Project » Pypdf » Version: 2.5.0

cpe:2.3:a:pypdf_project:pypdf:2.5.0
Pypdf Project » Pypdf » Version: 2.6.0

cpe:2.3:a:pypdf_project:pypdf:2.6.0
Pypdf Project » Pypdf » Version: 2.7.0

cpe:2.3:a:pypdf_project:pypdf:2.7.0
Pypdf Project » Pypdf » Version: 2.8.0

cpe:2.3:a:pypdf_project:pypdf:2.8.0
Pypdf Project » Pypdf » Version: 2.8.1

cpe:2.3:a:pypdf_project:pypdf:2.8.1
Pypdf Project » Pypdf » Version: 2.9.0

cpe:2.3:a:pypdf_project:pypdf:2.9.0
Pypdf Project » Pypdf » Version: 3.0.0

cpe:2.3:a:pypdf_project:pypdf:3.0.0
Pypdf Project » Pypdf » Version: 3.1.0

cpe:2.3:a:pypdf_project:pypdf:3.1.0
Pypdf Project » Pypdf » Version: 3.10.0

cpe:2.3:a:pypdf_project:pypdf:3.10.0
Pypdf Project » Pypdf » Version: 3.11.0

cpe:2.3:a:pypdf_project:pypdf:3.11.0
Pypdf Project » Pypdf » Version: 3.11.1

cpe:2.3:a:pypdf_project:pypdf:3.11.1
Pypdf Project » Pypdf » Version: 3.12.0

cpe:2.3:a:pypdf_project:pypdf:3.12.0
Pypdf Project » Pypdf » Version: 3.12.1

cpe:2.3:a:pypdf_project:pypdf:3.12.1
Pypdf Project » Pypdf » Version: 3.12.2

cpe:2.3:a:pypdf_project:pypdf:3.12.2
Pypdf Project » Pypdf » Version: 3.13.0

cpe:2.3:a:pypdf_project:pypdf:3.13.0
Pypdf Project » Pypdf » Version: 3.14.0

cpe:2.3:a:pypdf_project:pypdf:3.14.0
Pypdf Project » Pypdf » Version: 3.15.0

cpe:2.3:a:pypdf_project:pypdf:3.15.0
Pypdf Project » Pypdf » Version: 3.15.1

cpe:2.3:a:pypdf_project:pypdf:3.15.1
Pypdf Project » Pypdf » Version: 3.15.2

cpe:2.3:a:pypdf_project:pypdf:3.15.2
Pypdf Project » Pypdf » Version: 3.15.3

cpe:2.3:a:pypdf_project:pypdf:3.15.3
Pypdf Project » Pypdf » Version: 3.15.4

cpe:2.3:a:pypdf_project:pypdf:3.15.4
Pypdf Project » Pypdf » Version: 3.15.5

cpe:2.3:a:pypdf_project:pypdf:3.15.5
Pypdf Project » Pypdf » Version: 3.16.0

cpe:2.3:a:pypdf_project:pypdf:3.16.0
Pypdf Project » Pypdf » Version: 3.16.1

cpe:2.3:a:pypdf_project:pypdf:3.16.1
Pypdf Project » Pypdf » Version: 3.16.2

cpe:2.3:a:pypdf_project:pypdf:3.16.2
Pypdf Project » Pypdf » Version: 3.16.3

cpe:2.3:a:pypdf_project:pypdf:3.16.3
Pypdf Project » Pypdf » Version: 3.16.4

cpe:2.3:a:pypdf_project:pypdf:3.16.4
Pypdf Project » Pypdf » Version: 3.17.0

cpe:2.3:a:pypdf_project:pypdf:3.17.0
Pypdf Project » Pypdf » Version: 3.17.1

cpe:2.3:a:pypdf_project:pypdf:3.17.1
Pypdf Project » Pypdf » Version: 3.17.2

cpe:2.3:a:pypdf_project:pypdf:3.17.2
Pypdf Project » Pypdf » Version: 3.17.3

cpe:2.3:a:pypdf_project:pypdf:3.17.3
Pypdf Project » Pypdf » Version: 3.17.4

cpe:2.3:a:pypdf_project:pypdf:3.17.4
Pypdf Project » Pypdf » Version: 3.2.0

cpe:2.3:a:pypdf_project:pypdf:3.2.0
Pypdf Project » Pypdf » Version: 3.2.1

cpe:2.3:a:pypdf_project:pypdf:3.2.1
Pypdf Project » Pypdf » Version: 3.3.0

cpe:2.3:a:pypdf_project:pypdf:3.3.0
Pypdf Project » Pypdf » Version: 3.4.0

cpe:2.3:a:pypdf_project:pypdf:3.4.0
Pypdf Project » Pypdf » Version: 3.4.1

cpe:2.3:a:pypdf_project:pypdf:3.4.1
Pypdf Project » Pypdf » Version: 3.5.0

cpe:2.3:a:pypdf_project:pypdf:3.5.0
Pypdf Project » Pypdf » Version: 3.5.1

cpe:2.3:a:pypdf_project:pypdf:3.5.1
Pypdf Project » Pypdf » Version: 3.5.2

cpe:2.3:a:pypdf_project:pypdf:3.5.2
Pypdf Project » Pypdf » Version: 3.6.0

cpe:2.3:a:pypdf_project:pypdf:3.6.0
Pypdf Project » Pypdf » Version: 3.7.0

cpe:2.3:a:pypdf_project:pypdf:3.7.0
Pypdf Project » Pypdf » Version: 3.7.1

cpe:2.3:a:pypdf_project:pypdf:3.7.1
Pypdf Project » Pypdf » Version: 3.8.0

cpe:2.3:a:pypdf_project:pypdf:3.8.0
Pypdf Project » Pypdf » Version: 3.8.1

cpe:2.3:a:pypdf_project:pypdf:3.8.1
Pypdf Project » Pypdf » Version: 3.9.0

cpe:2.3:a:pypdf_project:pypdf:3.9.0
Pypdf Project » Pypdf » Version: 3.9.1

cpe:2.3:a:pypdf_project:pypdf:3.9.1
Pypdf Project » Pypdf » Version: 4.0.0

cpe:2.3:a:pypdf_project:pypdf:4.0.0
Pypdf Project » Pypdf » Version: 4.0.1

cpe:2.3:a:pypdf_project:pypdf:4.0.1
Pypdf Project » Pypdf » Version: 4.0.2

cpe:2.3:a:pypdf_project:pypdf:4.0.2
Pypdf Project » Pypdf » Version: 4.1.0

cpe:2.3:a:pypdf_project:pypdf:4.1.0
Pypdf Project » Pypdf » Version: 4.2.0

cpe:2.3:a:pypdf_project:pypdf:4.2.0
Pypdf Project » Pypdf » Version: 4.3.0

cpe:2.3:a:pypdf_project:pypdf:4.3.0
Pypdf Project » Pypdf » Version: 4.3.1

cpe:2.3:a:pypdf_project:pypdf:4.3.1
Pypdf Project » Pypdf » Version: 5.0.0

cpe:2.3:a:pypdf_project:pypdf:5.0.0
Pypdf Project » Pypdf » Version: 5.0.1

cpe:2.3:a:pypdf_project:pypdf:5.0.1
Pypdf Project » Pypdf » Version: 5.1.0

cpe:2.3:a:pypdf_project:pypdf:5.1.0
Pypdf Project » Pypdf » Version: 5.2.0

cpe:2.3:a:pypdf_project:pypdf:5.2.0
Pypdf Project » Pypdf » Version: 5.3.0

cpe:2.3:a:pypdf_project:pypdf:5.3.0
Pypdf Project » Pypdf » Version: 5.3.1

cpe:2.3:a:pypdf_project:pypdf:5.3.1
Pypdf Project » Pypdf » Version: 5.4.0

cpe:2.3:a:pypdf_project:pypdf:5.4.0
Pypdf Project » Pypdf » Version: 5.5.0

cpe:2.3:a:pypdf_project:pypdf:5.5.0
Pypdf Project » Pypdf » Version: 5.6.0

cpe:2.3:a:pypdf_project:pypdf:5.6.0
Pypdf Project » Pypdf » Version: 5.6.1

cpe:2.3:a:pypdf_project:pypdf:5.6.1
Pypdf Project » Pypdf » Version: 5.7.0

cpe:2.3:a:pypdf_project:pypdf:5.7.0
Pypdf Project » Pypdf » Version: 5.8.0

cpe:2.3:a:pypdf_project:pypdf:5.8.0
Pypdf Project » Pypdf » Version: 5.9.0

cpe:2.3:a:pypdf_project:pypdf:5.9.0
Pypdf Project » Pypdf » Version: 6.0.0

cpe:2.3:a:pypdf_project:pypdf:6.0.0
Pypdf Project » Pypdf » Version: 6.1.0

cpe:2.3:a:pypdf_project:pypdf:6.1.0
Pypdf Project » Pypdf » Version: 6.1.1

cpe:2.3:a:pypdf_project:pypdf:6.1.1
Pypdf Project » Pypdf » Version: 6.1.2

cpe:2.3:a:pypdf_project:pypdf:6.1.2
Pypdf Project » Pypdf » Version: 6.1.3

cpe:2.3:a:pypdf_project:pypdf:6.1.3
Pypdf Project » Pypdf » Version: 6.2.0

cpe:2.3:a:pypdf_project:pypdf:6.2.0
Pypdf Project » Pypdf » Version: 6.3.0

cpe:2.3:a:pypdf_project:pypdf:6.3.0
Pypdf Project » Pypdf » Version: 6.4.0

cpe:2.3:a:pypdf_project:pypdf:6.4.0
Pypdf Project » Pypdf » Version: 6.4.1

cpe:2.3:a:pypdf_project:pypdf:6.4.1
Pypdf Project » Pypdf » Version: 6.4.2

cpe:2.3:a:pypdf_project:pypdf:6.4.2
Pypdf Project » Pypdf » Version: 6.5.0

cpe:2.3:a:pypdf_project:pypdf:6.5.0
Pypdf Project » Pypdf » Version: 6.6.0

cpe:2.3:a:pypdf_project:pypdf:6.6.0
Pypdf Project » Pypdf » Version: 6.6.1

cpe:2.3:a:pypdf_project:pypdf:6.6.1
Pypdf Project » Pypdf » Version: 6.6.2

cpe:2.3:a:pypdf_project:pypdf:6.6.2
Pypdf Project » Pypdf » Version: 6.7.0

cpe:2.3:a:pypdf_project:pypdf:6.7.0
Pypdf Project » Pypdf » Version: 6.7.1

cpe:2.3:a:pypdf_project:pypdf:6.7.1
Pypdf Project » Pypdf » Version: 6.7.2

cpe:2.3:a:pypdf_project:pypdf:6.7.2
Pypdf Project » Pypdf » Version: 6.7.3

cpe:2.3:a:pypdf_project:pypdf:6.7.3
Pypdf Project » Pypdf » Version: 6.7.4

cpe:2.3:a:pypdf_project:pypdf:6.7.4

Vulnerabilities

Vulnerable Software

Vulnerability Details CVE-2026-33699

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