Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-3956

49
FAUCET Score

CVE-2018-3956 is an out-of-bounds read vulnerability in Foxit PDF Reader and PhantomPDF versions 9.1.0.5096 and earlier, affecting Windows platforms. This flaw, triggered by specially crafted PDF documents or malicious websites via a browser plugin, can disclose sensitive memory content. Rated 7.1 HIGH, it requires user interaction (UI:R) but has low attack complexity (AC:L) and no authentication (PR:N), leading to high confidentiality impact (C:H). Currently, there is no public exploit code (Metasploit, Nuclei, ExploitDB) or evidence of active exploitation, and it lacks significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 9.3.0.10826CPE matchmatch criteria
cpe:2.3:a:foxitsoftware:phantompdf:*:*:*:*:*:*:*:*
<= 9.3.0.10826CPE matchmatch criteria
cpe:2.3:a:foxitsoftware:reader:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.8MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
49.57%
Probability of exploitation in next 30 days
EPSS Percentile
98.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.4957 is in the 99th percentile among its peer group of 11,616 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

talosintelligence.com / vulnerability_reports/TALOS-2018-0626
ExploitThird Party Advisory