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CVE-2025-6660

23
FAUCET Score

CVE-2025-6660 is a heap-based buffer overflow vulnerability in PDF-XChange Editor, PDF-XChange Tools, and PDF-XChange Pro, specifically affecting GIF file parsing. This flaw, rated 7.8 HIGH (CVSSv3), allows remote code execution if a user opens a malicious file or visits a malicious page. While user interaction is required, successful exploitation could lead to full compromise of the affected system. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
10.5.2.395CPE matchmatch criteria
cpe:2.3:a:pdf-xchange:pdf-tools:10.5.2.395:*:*:*:*:*:*:*
10.5.2.395CPE matchmatch criteria
cpe:2.3:a:pdf-xchange:pdf-xchange_editor:10.5.2.395:*:*:*:*:*:*:*
10.5.2.395CPE matchmatch criteria
cpe:2.3:a:pdf-xchange:pdf-xchange_pro:10.5.2.395:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.26%
Probability of exploitation in next 30 days
EPSS Percentile
17.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0026 is in the 16th percentile among its peer group of 11,621 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

pdf-xchange.com / support/security-bulletins.html
Vendor Advisory
zerodayinitiative.com / advisories/ZDI-25-443
Third Party Advisory