CVE-2018-25306

6.9 mediumEPSS 0.2%

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.

Severity

CVSS 4.0

6.9 medium

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

CVSS 3.1

5.5 medium

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 7% of CVEs (scores of 2026-10-31)
CWE: CWE-120
Published: 2026-04-29
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

canonical:pdfunite

References

https://launchpad.net/ubuntu/+source/poppler/0.57.0-2ubuntu4.2
https://launchpad.net/ubuntu/artful/+package/poppler-utils
https://www.exploit-db.com/exploits/44490
https://www.vulncheck.com/advisories/pdfunite-buffer-overflow-via-malformed-pdf

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