Vulnerability Description
PDF-XChange Editor RTF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of RTF files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-25421.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pdf-Xchange | Pdf-Xchange Editor | < 10.4.2.390 |
Related Weaknesses (CWE)
References
- https://www.zerodayinitiative.com/advisories/ZDI-25-070/Third Party Advisory
FAQ
What is CVE-2025-0903?
CVE-2025-0903 is a vulnerability with a CVSS score of 8.8 (HIGH). PDF-XChange Editor RTF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PD...
How severe is CVE-2025-0903?
CVE-2025-0903 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-0903?
Check the references section above for vendor advisories and patch information. Affected products include: Pdf-Xchange Pdf-Xchange Editor.