CVE-2026-54079

high

Description

veraPDF validation provides PDF/A and PDF/UA validation, feature reporting, and metadata repair. From 1.17.35 until 1.30.2 and 1.31.71, veraPDF-validation contains an XML External Entity (XXE) vulnerability in validation-model/src/main/java/org/verapdf/gf/model/impl/pd/GFPDAcroForm.java in the getdynamicRender() method, where a crafted PDF containing a malicious XFA stream can cause external entity expansion during PDF/UA-1 validation and allow local file disclosure or outbound server-side requests. This issue is fixed in versions 1.30.2 and 1.31.71.

References

https://github.com/veraPDF/veraPDF-validation/security/advisories/GHSA-36mm-w85j-3q2j

https://github.com/veraPDF/veraPDF-validation/pull/730

https://github.com/veraPDF/veraPDF-validation/commit/cacd9436d0de40b0e58cc7d2dbb06451619e61ec

https://github.com/veraPDF/veraPDF-validation/commit/94caa46c1a594512247fbd46c808edae39469542

Details

Source: Mitre, NVD

Published: 2026-07-29

Updated: 2026-07-29

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base Score: 8.7

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Severity: High