veraPDF up to 1.30.1/1.31.22 PDF Parser PSOperator.java denial of service

Summaryinfo

A vulnerability was found in veraPDF up to 1.30.1/1.31.22. It has been classified as problematic. The impacted element is an unknown function of the file veraPDF-parser/src/main/java/org/verapdf/pd/font/cmap/CMapParser.java/veraPDF-parser/src/main/java/org/verapdf/parser/postscript/PSOperator.java of the component PDF Parser. This manipulation causes denial of service. This vulnerability appears as CVE-2026-54080. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in veraPDF up to 1.30.1/1.31.22. Affected by this vulnerability is an unknown code block of the file veraPDF-parser/src/main/java/org/verapdf/pd/font/cmap/CMapParser.java/veraPDF-parser/src/main/java/org/verapdf/parser/postscript/PSOperator.java of the component PDF Parser. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

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.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-54080 since 06/11/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 1.30.2 or 1.31.23 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• veraPDF

Version

• 1.30.0
• 1.30.1
• 1.31.0
• 1.31.1
• 1.31.2
• 1.31.3
• 1.31.4
• 1.31.5
• 1.31.6
• 1.31.7
• 1.31.8
• 1.31.9
• 1.31.10
• 1.31.11
• 1.31.12
• 1.31.13
• 1.31.14
• 1.31.15
• 1.31.16
• 1.31.17
• 1.31.18
• 1.31.19
• 1.31.20
• 1.31.21
• 1.31.22

CPE 2.3info

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• 🔒
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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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