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CVE-2026-33123

🗓️ 20 Mar 2026 10:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 17 Views

pypdf before 6.9.1 allows crafted PDFs to cause long runtimes and memory usage via an array based stream.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-33123
20 Mar 202609:09
–attackerkb
bdu_fstec
BDU FSTEC
PyPDF Uncontrolled Resource Consumption DoS
25 May 202600:00
–bdu_fstec
cgr
Chainguard
CVE-2026-33123 vulnerabilities
23 Mar 202613:17
–cgr
circl
Circl
CVE-2026-33123
20 Mar 202613:43
–circl
cnnvd
CNNVD
pypdf security vulnerability
20 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-33123
20 Mar 202609:09
–cve
cvelist
Cvelist
CVE-2026-33123 pypdf has inefficient decoding of array-based streams
20 Mar 202609:09
–cvelist
ibm
IBM Security Bulletins
Security Bulletin: IBM Watson Discovery for IBM Cloud Pak for Data affected by vulnerability in pypdf
16 Sep 202619:27
–ibm
debiancve
Debian CVE
CVE-2026-33123
20 Mar 202609:09
–debiancve
github
Github Security Blog
pypdf has inefficient decoding of array-based streams
18 Mar 202616:17
–github
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu26.04allpypdf0pypdf_0_all.deb
Ubuntu24.04allpypdf0pypdf_0_all.deb

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10 Jul 2026 20:06Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.16.5
CVSS 45.1
EPSS0.00355
SSVC
17