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pypdf: Possible infinite loop for not terminated inline images (ASCII85 and ASCIIHex filter)

🗓️ 23 Jul 2026 16:37:07Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 5 Views

pypdf flaw causes infinite loops when parsing unterminated inline images with ASCII85 or ASCIIHex filters

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-59935
8 Jul 202619:34
–attackerkb
Circl		CVE-2026-59935
8 Jul 202622:07
–circl
CVE		CVE-2026-59935
8 Jul 202619:34
–cve
Cvelist		CVE-2026-59935 pypdf: Possible infinite loop for not terminated inline images (ASCII85 and ASCIIHex filter)
8 Jul 202619:34
–cvelist
Debian CVE		CVE-2026-59935
8 Jul 202619:34
–debiancve
EUVD		EUVD-2026-42365
23 Jul 202616:37
–euvd
NVD		CVE-2026-59935
8 Jul 202620:16
–nvd
OSV		CLEANSTART-2026-EH47852 Security fixes for CVE-2026-34180, CVE-2026-48155, CVE-2026-48156, CVE-2026-48522, CVE-2026-48523, CVE-2026-48524, CVE-2026-48525, CVE-2026-48526, CVE-2026-48710, CVE-2026-48735, CVE-2026-48817, CVE-2026-48818, CVE-2026-49460, CVE-2026-49461, CVE-2026-53537, CVE-2026-53538, CVE-2026-53539, CVE-2026-53540, CVE-2026-54282, CVE-2026-54283, CVE-2026-54530, CVE-2026-54531, CVE-2026-54651, CVE-2026-57204, CVE-2026-59935, CVE-2026-59936, CVE-2026-59937, CVE-2026-59938, ghsa-537c-gmf6-5ccf, ghsa-jm82-fx9c-mx94 applied in versions: 1.85.1-r0, 1.89.5-r0, 1.90.2-r0
21 Jul 202607:54
–osv
OSV		CLEANSTART-2026-GN02455 Security fixes for CVE-2026-34180, CVE-2026-48155, CVE-2026-48156, CVE-2026-48522, CVE-2026-48523, CVE-2026-48524, CVE-2026-48525, CVE-2026-48526, CVE-2026-48710, CVE-2026-48735, CVE-2026-48817, CVE-2026-48818, CVE-2026-49460, CVE-2026-49461, CVE-2026-53537, CVE-2026-53538, CVE-2026-53539, CVE-2026-53540, CVE-2026-54282, CVE-2026-54283, CVE-2026-54530, CVE-2026-54531, CVE-2026-54651, CVE-2026-57204, CVE-2026-59935, CVE-2026-59936, CVE-2026-59937, CVE-2026-59938, ghsa-537c-gmf6-5ccf, ghsa-jm82-fx9c-mx94 applied in versions: 1.85.1-r0, 1.88.5-r0, 1.90.2-r0
21 Jul 202607:54
–osv
OSV		CVE-2026-59935 pypdf: Possible infinite loop for not terminated inline images (ASCII85 and ASCIIHex filter)
8 Jul 202619:34
–osv
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pypdf_projectpypdfRange<6.14.2pip

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23 Jul 2026 16:37Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.17.5
CVSS 48.7
EPSS0.00367
SSVC
CWE-835
pypdfinfinite loopsunterminated inline imagesASCII85 filtersASCIIHex filters
5