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Vulnerabilities

Vulnerability · CVE-2025-6661

PDF-XChange Editor App Object Use-After-Free Remote Code Execution Vulnerability.

Published Jun 25, 2025 · catalog updated Jun 26, 2025 · PDF-XChange PDF-XChange Editor

Check this week

CVE-2025-6661 is not in CISA KEV. FIRST estimates a 29.00% chance of exploitation in the next 30 days. Check whether you run PDF-XChange PDF-XChange Editor.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
29.00%
Remediation
Advisory link
Affected products
vendor PDF-XChange PDF-XChange Editor 10.5.2.395

PDF-XChange Editor App Object Use-After-Free 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 handling of App objects. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the curren

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor PDF-XChange PDF-XChange Editor 10.5.2.39510.5.2.395

How to fix CVE-2025-6661

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-6661 is not in CISA KEV. FIRST estimates a 29.00% chance of exploitation in the next 30 days. Check whether you run PDF-XChange PDF-XChange Editor.

Which versions are affected?

Compare what you have installed with PDF-XChange PDF-XChange Editor 10.5.2.395 10.5.2.395. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 29.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 25, 2025 · EUVD

    Detected

    PDF-XChange Editor App Object Use-After-Free 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 handling of App objects. The iss

  2. Jun 26, 2025 · EUVD

    Updated

    PDF-XChange Editor App Object Use-After-Free 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 handling of App objects. The iss

Sources

  • CVE.orgVulnerability recordCVE-2025-6661

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-19163

    PDF-XChange Editor App Object Use-After-Free 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 mu

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Jun 26, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.