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Vulnerability · Published Jul 29, 2026 · Assigned by GitHub_M

CVE-2026-54082veraPDF-validatio: Use of Default `DocumentBuilderFactory` leads to XXE When Processing Untrusted PDFs

Medium 6.5

In plain English

A medium-severity XML external entity in veraPDF-validation from veraPDF. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 34% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 66.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

veraPDF validation model is an implementation of the veraPDF validation model. From 1.25.73 until 1.30.2 and 1.31.71, veraPDF-validation contains an XML External Entity vulnerability in PDFAValidator.validate(...) and GFPDAcroForm.getdynamicRender(), where default DocumentBuilderFactory parsing of rich-text annotation or form-field values and XFA configurations in untrusted PDFs can allow local file disclosure and outbound network requests. This issue is fixed in versions 1.30.2 and 1.31.71.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Mavenorg.verapdf:validation-model1.30.2GHSA-cg9x-g3gm-h5h6
Mavenorg.verapdf:validation-model1.31.71GHSA-cg9x-g3gm-h5h6
Mavenorg.verapdf:validation-model-jakarta1.30.2GHSA-cg9x-g3gm-h5h6
Mavenorg.verapdf:validation-model-jakarta1.31.71GHSA-cg9x-g3gm-h5h6

Affected products (as reported)

VendorProductVersions
veraPDF veraPDF-validation >= 1.17.35, < 1.30.2>= 1.31.1, < 1.31.71

Weakness: CWE-611 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

References