CVE-2025-0900

Description

PDF-XChange Editor PDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information 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 PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-25368.

CVSS v3.1 Score

3.3

LOW

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Weakness Type (CWE)

CWE-125 Out-of-bounds Read

Affected Products

Vendor	Product	Versions
pdf-xchange	pdf-tools	All
pdf-xchange	pdf-xchange_editor	All
pdf-xchange	pdf-xchange_pro	All

References

Other References

https://www.zerodayinitiative.com/advisories/ZDI-25-086/

Frequently Asked Questions

What is CVE-2025-0900? +

PDF-XChange Editor PDF File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information 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 PDF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-25368. It has a CVSS v3.1 base score of 3.3 (LOW).

How severe is CVE-2025-0900? +

CVE-2025-0900 has a CVSS v3.1 score of 3.3 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2025-0900? +

CVE-2025-0900 affects products from pdf-xchange, specifically: pdf-tools, pdf-xchange_editor, pdf-xchange_pro. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-0900? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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