# CVE-2018-25306

> Vulnerability · severity: **MEDIUM** (CVSS 6.2).

## Description

PDFunite 0.41.0 contains a buffer overflow vulnerability that allows local attackers to crash the application by processing malformed PDF files during merge operations. Attackers can trigger a segmentation fault in the XRef::getEntry function within libpoppler by providing a specially crafted PDF file to the pdfunite utility.

## Key facts

- **CVE ID:** CVE-2018-25306
- **Published:** 2026-04-29
- **CVSS severity:** MEDIUM
- **CVSS base score:** 6.2
- **CWE codes:** CWE-120

## Affected products

- `canonical:pdfunite`

## Primary sources

- NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-25306

## Citation

> AI Analytics. CVE-2018-25306. Retrieved 2026-07-11 from https://api.ai-analytics.org/cve/CVE-2018-25306. Derived from NIST NVD. Licensed CC0.

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