CVE-2025-6656— PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
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I. Basic Information for CVE-2025-6656
Vulnerability Information
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Vulnerability Title
PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
PDF-XChange Editor PRC 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 PRC 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-26731.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
PDF-XChange Editor 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PDF-XChange Editor是PDF-XChange公司的一个运行在 Microsoft Windows 系统中的 PDF 文件查看软件。 PDF-XChange Editor存在缓冲区错误漏洞，该漏洞源于解析PRC文件时存在越界读取问题，可能导致信息泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| PDF-XChange | PDF-XChange Editor | 10.5.2.395 | - |
II. Public POCs for CVE-2025-6656
| # | POC Description | Source Link | Shenlong Link |
|---|
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- PDF-XChange Co Ltd :: Security Bulletinsvendor-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-6656
Same Patch Batch · PDF-XChange · 2025-06-25 · 23 CVEs total
| CVE-2025-6651 | PDF-XChange Editor JP2 File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerabilit | |
| CVE-2025-6662 | PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit | |
| CVE-2025-6661 | PDF-XChange Editor App Object Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2025-6660 | PDF-XChange Editor GIF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulne | |
| CVE-2025-6659 | PDF-XChange Editor PRC File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerabilit | |
| CVE-2025-6658 | PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit | |
| CVE-2025-6657 | PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit | |
| CVE-2025-6655 | PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit | |
| CVE-2025-6654 | PDF-XChange Editor PRC File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerabilit | |
| CVE-2025-6653 | PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit | |
| CVE-2025-6652 | PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit | |
| CVE-2025-6640 | PDF-XChange Editor U3D File Parsing Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2025-6650 | PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit | |
| CVE-2025-6649 | PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit | |
| CVE-2025-6648 | PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit | |
| CVE-2025-6647 | PDF-XChange Editor U3D File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerabilit | |
| CVE-2025-6646 | PDF-XChange Editor U3D File Parsing Use-After-Free Information Disclosure Vulnerability | |
| CVE-2025-6645 | PDF-XChange Editor U3D File Parsing Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2025-6644 | PDF-XChange Editor U3D File Parsing Use-After-Free Remote Code Execution Vulnerability | |
| CVE-2025-6643 | PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerabilit |
Showing top 20 of 23 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: PDF-XChange
- CVE-2026-2040
PDF-XChange Editor TrackerUpdate Uncontrolled Search Path El - CVE-2025-6640
PDF-XChange Editor U3D File Parsing Use-After-Free Remote Co - CVE-2025-6641
PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Infor - CVE-2025-6642
PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Remot - CVE-2025-6643
PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Infor
Same weakness: CWE-125
- CVE-2026-8177
XML::LibXML versions through 2.0210 for Perl read out-of-bou - CVE-2026-6104
Global buffer over-read in mb_convert_encoding() with attack - CVE-2026-7258
Out-of-bounds read in urldecode() on NetBSD - CVE-2026-8186
Open5GS NF client.c ogs_sbi_client_send_via_scp_or_sepp out- - CVE-2026-3508
ASUS System Control Interface 缓冲区错误漏洞
V. Comments for CVE-2025-6656
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