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GHSA-8HG6-C449-896M Dompdf: Uncontrolled resource consumption based on declared BMP dimensions

🗓️ 22 Jul 2026 22:50:34Reported by GoogleType 
osv
 osv🔗 osv.dev👁 2 Views

Summary dompdf accepts a BMP image and generates a PDF-compatible PNG based only on its declared header dimensions and never bounds width × height before the image is converted through GD. A 58-byte BMP whose header declares e.g. 6000×6000 is acce...

Related
Refs
ReporterTitlePublishedViews
Family
Circl		CVE-2026-59941
23 Jul 202600:35
–circl
CVE		CVE-2026-59941
22 Jul 202622:50
–cve
Github Security Blog		Dompdf: Uncontrolled resource consumption based on declared BMP dimensions
22 Jul 202622:50
–github
Positive Technologies		PT-2026-63553
22 Jul 202600:00
–ptsecurity

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22 Jul 2026 23:01Current
6Medium risk
Vulners AI Score6
CVSS 46.3
2