XXE in Foxit Pdf Editor
CVE-2026-57259
The input file does not need to be strictly in a structurally valid PDF format. Instead, after reviewing the content, the original document disguised as a PDF will be sent to the parser. Malicious documents will construct malicious external entities that, through the protocol, point to local paths, thereby allowing access to any local files within the user's permission range.
Vulnerability class: XXE (XML External Entity)
EPSS: 0.002 (12.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
Affected products
- Foxit Pdf_editor
- Foxit Pdf_reader
- Foxit Software Inc. Pdf Editor — versions Versions 2026.1.1 and earlier, Versions 14.0.4 and earlier, Versions 13.2.4 and earlier
- Foxit Software Inc. Pdf Reader — versions Versions 2026.1.1 and earlier
- Microsoft Windows
Weakness classification (CWE)
References
- 14984358-7092-470d-8f34-ade47a7658a2 (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-57259?
- CVE-2026-57259 is a medium-severity vulnerability in Foxit Pdf Editor, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 6.5/10. Published 2026-07-08.
- How severe is CVE-2026-57259?
- Medium severity. CVSS v3 base score is 6.5 out of 10.