veraPDF parser up to 1.30.1/1.31.22 PDF Parser PSOperator.java resource consumption

Summaryinfo

A vulnerability was found in veraPDF parser up to 1.30.1/1.31.22. It has been declared as problematic. This affects an unknown function of the file veraPDF-parser/src/main/java/org/verapdf/pd/font/type1/Type1FontProgram.java/veraPDF-parser/src/main/java/org/verapdf/parser/postscript/PSOperator.java of the component PDF Parser. Such manipulation leads to resource consumption. This vulnerability is traded as CVE-2026-54081. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in veraPDF parser up to 1.30.1/1.31.22. Affected by this issue is some unknown processing of the file veraPDF-parser/src/main/java/org/verapdf/pd/font/type1/Type1FontProgram.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 resource consumption vulnerability. Using CWE to declare the problem leads to CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. Impacted is availability. CVE summarizes:

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/type1/Type1FontProgram.java and veraPDF-parser/src/main/java/org/verapdf/parser/postscript/PSOperator.java, where a crafted Type 1 font /FontDescriptor /FontFile program can execute unbounded PostScript array allocation, a zero-increment for loop, or self-recursive toExecute user dictionary lookups and exhaust validator memory, CPU, or stack. This issue is fixed in versions 1.30.2 and 1.31.23.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-54081 since 06/11/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

Upgrading to version 1.30.2 or 1.31.23 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• veraPDF

Name

• parser

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

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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Threat Intelligenceinfo

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Entryinfo

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