CVE-2026-54080

veraPDF Parser DoS via PostScript CMap Streams

Published Jul 29, 2026 CVSS 4.0 · 6.9 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-jrmc-qg6p-94fp veraPDF Parser DoS via PostScript CMap Streams
History
Type Values Removed Values Added
First Time appeared Verapdf
Verapdf verapdf-parser
Vendors & Products Verapdf
Verapdf verapdf-parser
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title veraPDF Parser DoS via PostScript CMap Streams
Weaknesses CWE-1325
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Jul 29, 2026, 3:48 PM
Reserved
Jun 11, 2026, 6:44 PM
Status
Deferred
Published
Jul 29, 2026, 4:17 PM
Modified
Oct 23, 2026, 11:10 PM