CVE-2018-8102: Xpdfreader Xpdf

Medium severity, CVSS 5.5. EPSS: 0.8% chance of exploitation in the next 30 days.

The JBIG2MMRDecoder::getBlackCode function in JBIG2Stream.cc in xpdf 4.00 allows attackers to launch denial of service (buffer over-read and application crash) via a specific pdf file, as demonstrated by pdftohtml.

Affected products

• Xpdfreader Xpdf: version 4.00 only

Published 2018-03-14. Last modified 2026-06-17.