CVE-2018-16369: Xpdfreader Xpdf

Medium severity, CVSS 5.5. EPSS: 1.6% chance of exploitation in the next 30 days.

XRef::fetch in XRef.cc in Xpdf 4.00 allows remote attackers to cause a denial of service (stack consumption) via a crafted pdf file, related to AcroForm::scanField, as demonstrated by pdftohtml. NOTE: this might overlap CVE-2018-7453.

Affected products

• Xpdfreader Xpdf: version 4.00 only

Published 2018-09-03. Last modified 2026-06-17.