Out-of-bounds Read in Pdf-Xchange Editor
CVE-2025-27931
An out-of-bounds read vulnerability exists in the EMF functionality of PDF-XChange Editor version 10.5.2.395. By using a specially crafted EMF file, an attacker could exploit this vulnerability to perform an out-of-bounds read, potentially leading to the disclosure of sensitive information.
Vulnerability class: Buffer Overflow
EPSS: 0.005 (41.4th 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
- Pdf-xchange Pdf-xchange_editor — versions 10.5.2.395
- Pdf-xchange Co. Ltd Editor — versions 10.5.2.395
Weakness classification (CWE)
Public proof-of-concept exploits
References
- talos-cna@cisco.com (Exploit, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2025-27931?
- CVE-2025-27931 is a medium-severity vulnerability in Pdf-Xchange Editor, classified under Out-of-bounds Read. CVSS score: 6.5/10. Published 2025-08-05.
- How severe is CVE-2025-27931?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2025-27931 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.