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OpenAdvisories
Medium · 6.9 CVE-2026-54080 EUVD-2026-50371GHSA-jrmc-qg6p-94fp

veraPDF Parser DoS via PostScript CMap Streams

Published Jul 29, 2026 · Updated Jul 29, 2026 · Assigned by GitHub_M

Description

veraPDF PDF parser is a PDF parser for veraPDF. Prior to 1.30.2 and 1.31.23, veraPDF-parser contains a denial-of-service vulnerability in veraPDF-parser/src/main/java/org/verapdf/pd/font/cmap/CMapParser.java and veraPDF-parser/src/main/java/org/verapdf/parser/postscript/PSOperator.java, where a crafted Type 0 font /Encoding or /ToUnicode CMap stream can execute unbounded PostScript array allocation or a zero-increment for loop and exhaust validator memory or CPU. This issue is fixed in versions 1.30.2 and 1.31.23.

Affected products

VendorProductAffectedFixed
veraPDF veraPDF-parser < 1.30.2, >= 1.31.1, < 1.31.23 —

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.verapdf:parser < 1.30.2 1.30.2 GHSA-jrmc-qg6p-94fp
Maven org.verapdf:parser >= 1.31.1, < 1.31.23 1.31.23 GHSA-jrmc-qg6p-94fp

Advisories 1

References