CVE-2026-54082veraPDF-validatio: Use of Default `DocumentBuilderFactory` leads to XXE When Processing Untrusted PDFs
- 6.5MediumCVSS base score
- 0.40%Exploitation in 30 daysEPSS · top 66% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By GitHub_M
- 48 days later
· 48 days later
Published
- 1 day later
· 1 day later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GitHub_MCNA (assigner) | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
| NVDNVD · Deferred | 3.1 | Medium6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |
- EPSS (exploitation in 30 days)
- 0.40% · top 66% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Affected products
- affected >= 1.17.35, < 1.30.2
- affected >= 1.31.1, < 1.31.71
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenorg.verapdf:validation-modelGHSA-cg9x-g3gm-h5h6 (opens in a new tab)
- Mavenorg.verapdf:validation-model-jakartaGHSA-cg9x-g3gm-h5h6 (opens in a new tab)
References
References4
- https://github.com/veraPDF/veraPDF-validation/security/advisories/GHSA-cg9x-g3gm-h5h6 (opens in a new tab)x_refsource_CONFIRM
- https://github.com/veraPDF/veraPDF-validation/pull/730 (opens in a new tab)x_refsource_MISC
- https://github.com/veraPDF/veraPDF-validation/commit/94caa46c1a594512247fbd46c808edae39469542 (opens in a new tab)x_refsource_MISC
- https://github.com/veraPDF/veraPDF-validation/commit/cacd9436d0de40b0e58cc7d2dbb06451619e61ec (opens in a new tab)x_refsource_MISC
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2026-50370 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-cg9x-g3gm-h5h6 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2026-54082)Record last updated .